JP6139505B2 - 枚葉式基板処理のためのエッチングシステム及び方法 - Google Patents
枚葉式基板処理のためのエッチングシステム及び方法 Download PDFInfo
- Publication number
- JP6139505B2 JP6139505B2 JP2014502892A JP2014502892A JP6139505B2 JP 6139505 B2 JP6139505 B2 JP 6139505B2 JP 2014502892 A JP2014502892 A JP 2014502892A JP 2014502892 A JP2014502892 A JP 2014502892A JP 6139505 B2 JP6139505 B2 JP 6139505B2
- Authority
- JP
- Japan
- Prior art keywords
- etching
- steam
- substrate
- processing
- mask layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012545 processing Methods 0.000 title claims description 193
- 238000005530 etching Methods 0.000 title claims description 154
- 238000000034 method Methods 0.000 title claims description 130
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 162
- 239000007788 liquid Substances 0.000 claims description 136
- 239000000758 substrate Substances 0.000 claims description 107
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 106
- 239000000203 mixture Substances 0.000 claims description 97
- 230000008569 process Effects 0.000 claims description 85
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 81
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 78
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 57
- 238000009835 boiling Methods 0.000 claims description 57
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 57
- 239000010703 silicon Substances 0.000 claims description 25
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 25
- 229910052710 silicon Inorganic materials 0.000 claims description 24
- 239000000377 silicon dioxide Substances 0.000 claims description 24
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 21
- 239000007864 aqueous solution Substances 0.000 claims description 20
- 239000000243 solution Substances 0.000 claims description 19
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 14
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 14
- 238000012546 transfer Methods 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 229910002601 GaN Inorganic materials 0.000 claims description 5
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 5
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 5
- 238000011068 loading method Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 30
- 230000006870 function Effects 0.000 description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 15
- 238000010586 diagram Methods 0.000 description 13
- 238000005259 measurement Methods 0.000 description 13
- 230000004907 flux Effects 0.000 description 12
- 230000003287 optical effect Effects 0.000 description 11
- 230000001276 controlling effect Effects 0.000 description 10
- 238000001704 evaporation Methods 0.000 description 10
- 230000008020 evaporation Effects 0.000 description 10
- 238000002955 isolation Methods 0.000 description 10
- 235000012239 silicon dioxide Nutrition 0.000 description 9
- 239000002253 acid Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 7
- 238000012993 chemical processing Methods 0.000 description 6
- 239000005350 fused silica glass Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000010801 machine learning Methods 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 230000004931 aggregating effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
- H01L21/30612—Etching of AIIIBV compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67075—Apparatus for fluid treatment for etching for wet etching
- H01L21/67086—Apparatus for fluid treatment for etching for wet etching with the semiconductor substrates being dipped in baths or vessels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2203/00—Details of cleaning machines or methods involving the use or presence of liquid or steam
- B08B2203/007—Heating the liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/024—Cleaning by means of spray elements moving over the surface to be cleaned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02043—Cleaning before device manufacture, i.e. Begin-Of-Line process
- H01L21/02052—Wet cleaning only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26506—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31127—Etching organic layers
- H01L21/31133—Etching organic layers by chemical means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67028—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
- H01L21/6704—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing
- H01L21/67051—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing using mainly spraying means, e.g. nozzles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67028—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
- H01L21/6704—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing
- H01L21/67057—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing with the semiconductor substrates being dipped in baths or vessels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67075—Apparatus for fluid treatment for etching for wet etching
- H01L21/6708—Apparatus for fluid treatment for etching for wet etching using mainly spraying means, e.g. nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Weting (AREA)
Description
p=p*AxA+p*BxB+・・・
で表される。各成文の個々の蒸気圧は、
pi=p*ixi
で表される。ここで、piは混合物中での成分iの分圧で、p*iは純粋な成分iの蒸気圧で、xiは溶液(混合物)中での成分iのモル分率である。
Claims (24)
- 基板上のマスク層のエッチング速度と選択性を増大させる枚葉式基板処理用エッチング処理システムであって:
前記マスク層とシリコン又はシリコン酸化物の層を含む基板;
前記基板を静止モード又は回転モードで保持して前記基板をエッチングするエッチング処理チャンバ;
前記エッチング処理チャンバと結合して昇圧下でスチーム・水蒸気混合物を供給する沸騰装置;
前記シリコン又はシリコン酸化物の層に対する前記マスク層のエッチング選択比を実現するように選択される処理液体を含む処理液体源;及び、
供給ラインと2つ以上のノズルを有する処理液体供給システム;
を有し、
前記スチーム・水蒸気混合物と前記処理液体が、前記エッチング処理チャンバへ流入する前に混合され、かつ、前記混合されたスチーム・水蒸気混合物と処理液体が前記供給ライン内で沸騰するのを防止するのに十分な流速と圧力で導入され、
当該エッチング処理システムは、目標エッチング速度と、前記シリコン又はシリコン酸化物の層に対する前記マスク層の目標エッチング選択比を維持するように、前記混合されたスチーム・水蒸気混合物と処理液体の流れを制御するように構成される、
システム。 - 前記目標エッチング速度が120Å/分よりも速い、請求項1に記載のシステム。
- 前記マスク層がシリコン窒化物を有し、
前記処理液体が溶解シリカを含むリン酸水溶液である、
請求項2に記載のシステム。 - 前記選択されたエッチング選択比が10:1乃至1000:1の範囲内である、請求項3に記載のシステム。
- 前記リン酸水溶液の温度が160℃乃至220℃の範囲内である、請求項3に記載のシステム。
- 前記処理液体が、リン酸、フッ化水素、又はフッ化水素/エチレングリコールのうちの一を含む、請求項1に記載のシステム。
- 前記マスク層が、シリコン窒化物、窒化ガリウム、又は窒化アルミニウムのうちの一を有する、請求項1に記載のシステム。
- 前記基板が中心部と端部を有し、かつ、
前記基板の中心部から端部までの均一な温度を維持するように前記基板を予熱するためにスチームが導入される、
請求項1に記載のシステム。 - 前記エッチング処理チャンバが複数の部分に分かれたエッチング処理チャンバを有し、
前記複数の部分に分かれたエッチング処理チャンバの各部分は、1枚の基板を処理するように構成され、かつ、
前記複数の部分に分かれたエッチング処理チャンバの各部分に対して基板を搬入出することの可能な基板搬送システムをさらに有する、
請求項1に記載のシステム。 - 前記エッチング処理チャンバと結合して、前記処理液体の一部を再循環させる処理液体再循環システムをさらに有する、請求項1に記載のシステム。
- 前記処理液体再循環システムがシリカ注入ラインを有し、
前記シリカ注入ラインは、前記処理液体へシリカを導入するように構成される、
請求項10に記載のシステム。 - 少なくとも1層のシリコン窒化物を含む複数の基板が、前記処理液体内で目標シリカ濃度を実現するように処理される、請求項10に記載のシステム。
- 基板上のマスク層のエッチング速度と選択性を増大させる枚葉式基板処理用エッチング処理システムであって:
前記マスク層とシリコン又はシリコン酸化物の層を含む基板;
前記基板を静止モード又は回転モードで保持して前記基板をエッチングするエッチング処理チャンバ;
前記エッチング処理チャンバと結合して昇圧下でスチーム・水蒸気混合物を供給する沸騰装置;
前記シリコン又はシリコン酸化物の層に対する前記マスク層のエッチング選択比を実現するように選択される処理液体を含む処理液体源;及び、
2つ以上のノズルを有する処理液体供給システム;
を有し、
当該エッチング処理システムは、目標エッチング速度と、前記シリコン又はシリコン酸化物の層に対する前記マスク層の目標エッチング選択比を維持するように、前記スチーム・水蒸気混合物と前記処理液体との流れを制御し、
前記2つ以上のノズルは:
前記基板を予熱するようにスチーム・水蒸気混合物を導入する第1ノズル;
混合された前記処理液体とスチーム・水蒸気混合物を導入する第2ノズル;及び、
温度の均一性を維持するように前記基板の背面にスチーム・水蒸気混合物を導入する第3ノズル;
を有する、
システム。 - 前記マスク層がシリコン窒化物を有し、
前記処理液体が溶解シリカを含むリン酸水溶液である、
請求項13に記載のシステム。 - エッチング処理チャンバを有する枚葉式基板処理用エッチング処理システム内に設けられる基板上のマスク層のエッチング速度と選択性を増大させる方法であって:
昇圧下でスチーム・水蒸気混合物の供給を得る工程;
設定されたエッチング選択比でシリコン又はシリコン酸化物に対して前記マスク層を選択的にエッチングするための処理液体の供給を得る工程;
前記エッチング処理チャンバ内に前記基板を設ける工程;
前記処理液体と前記スチーム・水蒸気混合物を混合する工程;及び、
前記混合された処理液体とスチーム・水蒸気混合物を前記エッチング処理チャンバへ注入する工程;
を有し、
前記混合された処理液体とスチーム・水蒸気混合物の流れは、設定されたエッチング速度及びシリコン又はシリコン酸化物に対する前記マスク層の前記設定されたエッチング選択比を維持するように制御される、
方法。 - 前記マスク層がシリコン窒化物を有し、
前記処理液体が溶解シリカを含むリン酸水溶液である、
請求項15に記載の方法。 - 前記設定されたエッチング選択比が10:1乃至1000:1の範囲内である、請求項15に記載の方法。
- 前記リン酸水溶液の温度が160℃乃至220℃の範囲内である、請求項16に記載の方法。
- 前記処理液体が、リン酸、フッ化水素、又はフッ化水素/エチレングリコールのうちの一を含み、かつ、
前記マスク層がシリコン窒化物である、
請求項15に記載の方法。 - 前記エッチング処理チャンバが複数の部分に分かれたエッチング処理チャンバを有し、
前記複数の部分に分かれたエッチング処理チャンバの各部分は、1枚の基板を処理するように構成され、かつ、
前記複数の部分に分かれたエッチング処理チャンバの各部分に対して基板を搬入出することの可能な基板搬送システムをさらに有する、
請求項15に記載の方法。 - エッチング処理チャンバを有する枚葉式基板処理用エッチング処理システム内に設けられる基板上のマスク層のエッチング速度と選択性を増大させる方法であって:
昇圧下でスチーム・水蒸気混合物の供給を得る工程;
目標エッチング選択比でシリコン又はシリコン酸化物に対して前記マスク層を選択的にエッチングするための処理液体の供給を得る工程;
前記エッチング処理チャンバ内に前記基板を設ける工程;及び、
前記処理液体と前記スチーム・水蒸気混合物を前記エッチング処理チャンバへ注入する工程;
を有し、
前記処理液体と前記スチーム・水蒸気混合物の流れは、目標エッチング速度及びシリコン又はシリコン酸化物に対する前記マスク層の前記目標エッチング選択比を維持するように制御される、
方法。 - 前記マスク層がシリコン窒化物を有し、
前記処理液体がリン酸水溶液である、
請求項21に記載の方法。 - 前記処理液体の一部を再循環させる工程をさらに有する、請求項21に記載の方法。
- 前記処理液体中での目標シリカ濃度を維持する工程をさらに有する、請求項21に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/076,396 US9257292B2 (en) | 2011-03-30 | 2011-03-30 | Etch system and method for single substrate processing |
PCT/US2012/031739 WO2012135792A1 (en) | 2011-03-30 | 2012-03-31 | Etch system and method for single substrate processing |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014511040A JP2014511040A (ja) | 2014-05-01 |
JP2014511040A5 JP2014511040A5 (ja) | 2015-05-14 |
JP6139505B2 true JP6139505B2 (ja) | 2017-05-31 |
Family
ID=46925615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014502892A Active JP6139505B2 (ja) | 2011-03-30 | 2012-03-31 | 枚葉式基板処理のためのエッチングシステム及び方法 |
Country Status (5)
Country | Link |
---|---|
US (2) | US9257292B2 (ja) |
JP (1) | JP6139505B2 (ja) |
KR (1) | KR101928118B1 (ja) |
TW (1) | TWI527111B (ja) |
WO (1) | WO2012135792A1 (ja) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9257292B2 (en) | 2011-03-30 | 2016-02-09 | Tokyo Electron Limited | Etch system and method for single substrate processing |
US20120248061A1 (en) * | 2011-03-30 | 2012-10-04 | Tokyo Electron Limited | Increasing masking layer etch rate and selectivity |
US9875916B2 (en) | 2012-07-09 | 2018-01-23 | Tokyo Electron Limited | Method of stripping photoresist on a single substrate system |
TWI576938B (zh) | 2012-08-17 | 2017-04-01 | 斯克林集團公司 | 基板處理裝置及基板處理方法 |
US10249509B2 (en) | 2012-11-09 | 2019-04-02 | Tokyo Electron Limited | Substrate cleaning method and system using atmospheric pressure atomic oxygen |
JP2014099480A (ja) * | 2012-11-13 | 2014-05-29 | Fujifilm Corp | 半導体基板のエッチング方法及び半導体素子の製造方法 |
US9735026B2 (en) | 2012-11-27 | 2017-08-15 | Tokyo Electron Limited | Controlling cleaning of a layer on a substrate using nozzles |
WO2014151862A1 (en) * | 2013-03-15 | 2014-09-25 | Tel Fsi, Inc | System for providing heated etching solution |
JP6302708B2 (ja) * | 2013-03-29 | 2018-03-28 | 芝浦メカトロニクス株式会社 | ウェットエッチング装置 |
JP6529625B2 (ja) * | 2013-03-29 | 2019-06-12 | 芝浦メカトロニクス株式会社 | ウェットエッチング装置 |
JP6308910B2 (ja) * | 2013-11-13 | 2018-04-11 | 東京エレクトロン株式会社 | 基板洗浄方法、基板洗浄システムおよび記憶媒体 |
JP6473592B2 (ja) * | 2014-09-29 | 2019-02-20 | 株式会社Screenホールディングス | 基板処理装置および基板処理方法 |
US10079150B2 (en) * | 2015-07-23 | 2018-09-18 | Spts Technologies Limited | Method and apparatus for dry gas phase chemically etching a structure |
TWI629720B (zh) | 2015-09-30 | 2018-07-11 | 東京威力科創股份有限公司 | 用於濕蝕刻製程之溫度的動態控制之方法及設備 |
TW201713751A (zh) * | 2015-10-06 | 2017-04-16 | 聯華電子股份有限公司 | 酸槽補酸系統與方法 |
US10515820B2 (en) | 2016-03-30 | 2019-12-24 | Tokyo Electron Limited | Process and apparatus for processing a nitride structure without silica deposition |
US10325779B2 (en) * | 2016-03-30 | 2019-06-18 | Tokyo Electron Limited | Colloidal silica growth inhibitor and associated method and system |
JP6645900B2 (ja) * | 2016-04-22 | 2020-02-14 | キオクシア株式会社 | 基板処理装置および基板処理方法 |
CN106583308A (zh) * | 2016-12-13 | 2017-04-26 | 成都绿迪科技有限公司 | 用于单晶硅棒的循环水冲洗装置 |
US10460925B2 (en) | 2017-06-30 | 2019-10-29 | United Microelectronics Corp. | Method for processing semiconductor device |
CN108746042B (zh) * | 2018-03-26 | 2020-09-01 | 江苏金晖光伏有限公司 | 一种金刚石线锯切割单、多晶硅片的清洗方法 |
CN109075111A (zh) * | 2018-05-17 | 2018-12-21 | 长江存储科技有限责任公司 | 用于改进的化学蚀刻的方法和系统 |
US11075218B2 (en) * | 2019-05-22 | 2021-07-27 | Sandisk Technologies Llc | Method of making a three-dimensional memory device using silicon nitride etching end point detection |
CN113070261A (zh) * | 2021-03-30 | 2021-07-06 | 苏州阿洛斯环境发生器有限公司 | 一种单点双流体清洗方法及装置 |
JP2022165461A (ja) * | 2021-04-20 | 2022-11-01 | 東京エレクトロン株式会社 | 基板処理装置および基板処理方法 |
KR102389567B1 (ko) * | 2021-05-04 | 2022-04-25 | 연세대학교 산학협력단 | 실리콘 질화막 식각 조성물 및 이를 이용한 식각방법 |
CN115376915A (zh) * | 2022-10-27 | 2022-11-22 | 合肥新晶集成电路有限公司 | 选择性蚀刻方法及装置 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3709749A (en) | 1969-12-01 | 1973-01-09 | Fujitsu Ltd | Method of etching insulating films |
US4092211A (en) | 1976-11-18 | 1978-05-30 | Northern Telecom Limited | Control of etch rate of silicon dioxide in boiling phosphoric acid |
JPH0350724A (ja) * | 1989-07-19 | 1991-03-05 | Hitachi Ltd | ウエットエッチング装置 |
US5332145A (en) | 1993-06-07 | 1994-07-26 | Compaq Computer Corporation | Methods for continuously controlling flux composition during manufacture of printed circuits |
JP2605594B2 (ja) * | 1993-09-03 | 1997-04-30 | 日本電気株式会社 | 半導体装置の製造方法 |
US5885903A (en) | 1997-01-22 | 1999-03-23 | Micron Technology, Inc. | Process for selectively etching silicon nitride in the presence of silicon oxide |
US5786276A (en) * | 1997-03-31 | 1998-07-28 | Applied Materials, Inc. | Selective plasma etching of silicon nitride in presence of silicon or silicon oxides using mixture of CH3F or CH2F2 and CF4 and O2 |
US6037273A (en) | 1997-07-11 | 2000-03-14 | Applied Materials, Inc. | Method and apparatus for insitu vapor generation |
US6087373A (en) | 1997-09-23 | 2000-07-11 | Merck & Co., Inc. | Thrombin inhibitors |
US5856003A (en) * | 1997-11-17 | 1999-01-05 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method for forming pseudo buried layer for sub-micron bipolar or BiCMOS device |
US6117351A (en) | 1998-04-06 | 2000-09-12 | Micron Technology, Inc. | Method for etching dielectric films |
US6207068B1 (en) | 1998-11-18 | 2001-03-27 | Advanced Micro Devices, Inc. | Silicon nitride etch bath system |
US6399517B2 (en) * | 1999-03-30 | 2002-06-04 | Tokyo Electron Limited | Etching method and etching apparatus |
TW512131B (en) * | 2000-06-08 | 2002-12-01 | Mosel Vitelic Inc | Apparatus and method for controlling boiling conditions of hot phosphoric acid solution with pressure adjustment |
US6943900B2 (en) | 2000-09-15 | 2005-09-13 | Timbre Technologies, Inc. | Generation of a library of periodic grating diffraction signals |
JP2003205464A (ja) * | 2002-01-11 | 2003-07-22 | Tokyo Seimitsu Co Ltd | Cmp研磨装置における研磨剤の調合装置及び供給装置 |
US20040060902A1 (en) | 2002-02-05 | 2004-04-01 | Evans John D. | Microprotrusion array and methods of making a microprotrusion |
US7976718B2 (en) | 2003-12-30 | 2011-07-12 | Akrion Systems Llc | System and method for selective etching of silicon nitride during substrate processing |
US20070289732A1 (en) | 2004-03-11 | 2007-12-20 | Pillion John E | Apparatus for conditioning the temperature of a fluid |
US7601272B2 (en) | 2005-01-08 | 2009-10-13 | Applied Materials, Inc. | Method and apparatus for integrating metrology with etch processing |
WO2008080096A2 (en) | 2006-12-21 | 2008-07-03 | Advanced Technology Materials, Inc. | Compositions and methods for the selective removal of silicon nitride |
US7694688B2 (en) * | 2007-01-05 | 2010-04-13 | Applied Materials, Inc. | Wet clean system design |
JP4471131B2 (ja) * | 2007-02-19 | 2010-06-02 | セイコーエプソン株式会社 | 処理装置および半導体装置の製造方法 |
US7682905B2 (en) | 2007-05-09 | 2010-03-23 | Spansion Llc | Self aligned narrow storage elements for advanced memory device |
CN101681827A (zh) | 2007-05-18 | 2010-03-24 | Fsi国际公司 | 用水蒸气或蒸汽处理基材的方法 |
US8093128B2 (en) | 2007-05-25 | 2012-01-10 | Cypress Semiconductor Corporation | Integration of non-volatile charge trap memory devices and logic CMOS devices |
US8282766B2 (en) | 2008-11-19 | 2012-10-09 | Austriamicrosystems Ag | Etch apparatus and method of etching silicon nitride |
JP5384966B2 (ja) * | 2009-02-23 | 2014-01-08 | 浜松ホトニクス株式会社 | 表面処理装置 |
US20120015523A1 (en) * | 2010-07-15 | 2012-01-19 | Jerry Dustin Leonhard | Systems and methods for etching silicon nitride |
CN103348452A (zh) | 2010-12-10 | 2013-10-09 | 东京毅力科创Fsi公司 | 用于从衬底选择性地移除氮化物的方法 |
US9257292B2 (en) * | 2011-03-30 | 2016-02-09 | Tokyo Electron Limited | Etch system and method for single substrate processing |
US9355874B2 (en) * | 2011-09-24 | 2016-05-31 | Taiwan Semiconductor Manufacturing Company, Ltd. | Silicon nitride etching in a single wafer apparatus |
-
2011
- 2011-03-30 US US13/076,396 patent/US9257292B2/en active Active
-
2012
- 2012-03-30 TW TW101111461A patent/TWI527111B/zh active
- 2012-03-31 KR KR1020137028699A patent/KR101928118B1/ko active IP Right Grant
- 2012-03-31 WO PCT/US2012/031739 patent/WO2012135792A1/en active Application Filing
- 2012-03-31 JP JP2014502892A patent/JP6139505B2/ja active Active
-
2016
- 2016-02-09 US US15/019,248 patent/US9852920B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
TW201246354A (en) | 2012-11-16 |
US20120247505A1 (en) | 2012-10-04 |
WO2012135792A1 (en) | 2012-10-04 |
US9852920B2 (en) | 2017-12-26 |
KR20140130623A (ko) | 2014-11-11 |
TWI527111B (zh) | 2016-03-21 |
US9257292B2 (en) | 2016-02-09 |
JP2014511040A (ja) | 2014-05-01 |
US20160155647A1 (en) | 2016-06-02 |
KR101928118B1 (ko) | 2018-12-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6139505B2 (ja) | 枚葉式基板処理のためのエッチングシステム及び方法 | |
JP6081442B2 (ja) | マスク層のエッチング速度と選択性の増大 | |
US8859435B2 (en) | Process for removing material from substrates | |
TWI555078B (zh) | 用以提供加熱的蝕刻溶液之方法 | |
TW201828339A (zh) | 於半導體裝置製造中高品質氧化矽之低溫形成 | |
JP6276922B2 (ja) | レジストバッチ剥離プロセスのための順次段階的混合法 | |
CN104934350A (zh) | 基板处理装置以及使用基板处理装置的基板处理方法 | |
JP2018139259A (ja) | 処理液供給装置、基板処理装置、および処理液供給方法 | |
TWI518768B (zh) | 用於單一基板剝除處理之順序階段混合 | |
US20160336202A1 (en) | Substrate liquid processing apparatus, substrate liquid processing method, and computer-readable storage medium storing substrate liquid processing program | |
TW201440906A (zh) | 使用噴嘴清洗基板上之一層的控制 | |
TW201117290A (en) | Apparatus and method for low-k dielectric repair | |
US11289323B2 (en) | Processing of semiconductors using vaporized solvents | |
TWI745590B (zh) | 蝕刻多孔質膜之方法 | |
JP2018157042A (ja) | 処理液供給装置、基板処理装置、および処理液供給方法 | |
US9513556B2 (en) | Method and system of process chemical temperature control using an injection nozzle | |
WO2019087702A1 (ja) | 基板処理装置及び基板処理方法 | |
TW201713751A (zh) | 酸槽補酸系統與方法 | |
KR20180101598A (ko) | 건식 에칭 공정의 사후 열처리의 공정 완료를 결정하는 시스템 및 방법 | |
WO2018180054A1 (ja) | 基板処理方法および基板処理装置 | |
WO2012117943A1 (ja) | 被処理基板処理用ハロゲン除去装置、被処理基板処理装置、および被処理基板処理方法 | |
Hattori et al. | Novel Single-Wafer Single-Chamber Dry and Wet Hybrid System for Stripping and In Situ Cleaning of High-Dose Ion-Implanted Photoresists | |
JP2008016548A (ja) | 高圧処理方法 | |
CN114730705A (zh) | 气体供给方法、基板处理方法以及气体供给装置 | |
JP2003115479A (ja) | 半導体装置の製造方法およびウエット処理装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20150325 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20150325 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20160607 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160803 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20161206 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20170113 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20170425 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20170427 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6139505 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |