JP5826524B2 - プラズマドーピング装置及びプラズマドーピング方法 - Google Patents
プラズマドーピング装置及びプラズマドーピング方法 Download PDFInfo
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- JP5826524B2 JP5826524B2 JP2011127591A JP2011127591A JP5826524B2 JP 5826524 B2 JP5826524 B2 JP 5826524B2 JP 2011127591 A JP2011127591 A JP 2011127591A JP 2011127591 A JP2011127591 A JP 2011127591A JP 5826524 B2 JP5826524 B2 JP 5826524B2
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- 238000000034 method Methods 0.000 title claims description 60
- 239000007789 gas Substances 0.000 claims description 209
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 106
- 239000000758 substrate Substances 0.000 claims description 87
- 239000012535 impurity Substances 0.000 claims description 66
- 239000001307 helium Substances 0.000 claims description 45
- 229910052734 helium Inorganic materials 0.000 claims description 45
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 39
- 239000001257 hydrogen Substances 0.000 claims description 34
- 229910052739 hydrogen Inorganic materials 0.000 claims description 34
- 238000010790 dilution Methods 0.000 claims description 26
- 239000012895 dilution Substances 0.000 claims description 26
- 238000007865 diluting Methods 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 description 38
- 239000010410 layer Substances 0.000 description 35
- 238000000137 annealing Methods 0.000 description 29
- 238000005259 measurement Methods 0.000 description 25
- 239000013078 crystal Substances 0.000 description 24
- 125000004429 atom Chemical group 0.000 description 23
- 238000002513 implantation Methods 0.000 description 16
- 230000007547 defect Effects 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 12
- 230000003746 surface roughness Effects 0.000 description 12
- 239000012159 carrier gas Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 9
- 229910052796 boron Inorganic materials 0.000 description 9
- 230000009471 action Effects 0.000 description 8
- 150000002431 hydrogen Chemical class 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 238000011084 recovery Methods 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- -1 helium ions Chemical class 0.000 description 6
- 238000005468 ion implantation Methods 0.000 description 6
- 235000012431 wafers Nutrition 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 238000001994 activation Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 239000003085 diluting agent Substances 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 238000001004 secondary ion mass spectrometry Methods 0.000 description 5
- 229910052785 arsenic Inorganic materials 0.000 description 4
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000003213 activating effect Effects 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 239000007943 implant Substances 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 229910052754 neon Inorganic materials 0.000 description 3
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 3
- 229910052724 xenon Inorganic materials 0.000 description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000009616 inductively coupled plasma Methods 0.000 description 2
- 230000005596 ionic collisions Effects 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004151 rapid thermal annealing Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 238000005280 amorphization Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000005224 laser annealing Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32412—Plasma immersion ion implantation
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/3244—Gas supply 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
- H01L21/22—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities
- H01L21/223—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities using diffusion into or out of a solid from or into a gaseous phase
- H01L21/2236—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities using diffusion into or out of a solid from or into a gaseous phase from or into a plasma phase
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- High Energy & Nuclear Physics (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Plasma Technology (AREA)
- Thin Film Transistor (AREA)
Description
グラフB(実施例) 混合ガス、1.56×1015atoms/cm2、800W
グラフC 水素希釈、1.24×1015atoms/cm2、300W
グラフD 水素希釈、1.29×1015atoms/cm2、800W
グラフE ヘリウム希釈、1.13×1015atoms/cm2、300W
グラフF ヘリウム希釈、1.14×1015atoms/cm2、800W
グラフA(実施例、低エネルギ) 1.9nm
グラフB(実施例、高エネルギ) 2.5nm
グラフC(水素希釈、低エネルギ) 2.7nm
グラフD(水素希釈、高エネルギ) 3.9nm
グラフE(ヘリウム希釈、低エネルギ) 1.9nm
グラフF(ヘリウム希釈、高エネルギ) 3.4nm
Claims (5)
- 半導体基板に不純物を添加するためのプラズマドーピング装置であって、
チャンバと、
前記チャンバに気体を供給するための気体供給部と、
供給された気体のプラズマを前記チャンバに発生させるためのプラズマ源と、を備え、
前記気体供給部は、基板に添加されるべき不純物元素を含む原料ガスと、水素ガスと、前記原料ガスを希釈するための希釈ガスと、を含む混合ガスが前記チャンバに供給されるよう構成され、前記水素ガスの前記混合ガスに対する流量比が10%以下であり、かつ前記原料ガスの前記混合ガスに対する流量比が0.1%乃至0.3%の範囲にあり、かつ前記原料ガスはB 2 H 6 であることを特徴とするプラズマドーピング装置。 - 前記混合ガスは、低濃度に希釈された前記原料ガスと、該原料ガスよりも高濃度の前記水素ガスと、を含み、残部が実質的に前記希釈ガスであることを特徴とする請求項1に記載のプラズマドーピング装置。
- 前記希釈ガスはヘリウムガスであり、該ヘリウムガスは前記水素ガスよりも高濃度であることを特徴とする請求項1または2に記載のプラズマドーピング装置。
- 前記水素ガスの前記混合ガスに対する流量比が3%乃至5%であることを特徴とする請求項1から3のいずれかに記載のプラズマドーピング装置。
- 不純物元素を有する原料ガスを含む混合ガスを真空環境に供給し、該混合ガスのプラズマを発生させ、該真空環境で基板に該プラズマを照射して前記不純物元素を注入するプラズマドーピング方法であって、
前記プラズマに水素を混入させることにより、該プラズマの照射により生じた基板表面のアモルファス層の密度の偏在を軽減し、
前記水素の前記混合ガスに対する流量比が10%以下であり、かつ前記原料ガスの前記混合ガスに対する流量比が0.1%乃至0.3%の範囲にあり、かつ前記原料ガスはB 2 H 6 であることを特徴とするプラズマドーピング方法。
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JP2011127591A JP5826524B2 (ja) | 2010-07-16 | 2011-06-07 | プラズマドーピング装置及びプラズマドーピング方法 |
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JP2010161298 | 2010-07-16 | ||
JP2010161298 | 2010-07-16 | ||
JP2011127591A JP5826524B2 (ja) | 2010-07-16 | 2011-06-07 | プラズマドーピング装置及びプラズマドーピング方法 |
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JP2012039085A JP2012039085A (ja) | 2012-02-23 |
JP5826524B2 true JP5826524B2 (ja) | 2015-12-02 |
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JP2011127591A Expired - Fee Related JP5826524B2 (ja) | 2010-07-16 | 2011-06-07 | プラズマドーピング装置及びプラズマドーピング方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20120015507A1 (ja) |
JP (1) | JP5826524B2 (ja) |
KR (2) | KR20120008472A (ja) |
CN (1) | CN102339737B (ja) |
TW (1) | TWI511185B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110021011A1 (en) | 2009-07-23 | 2011-01-27 | Advanced Technology Materials, Inc. | Carbon materials for carbon implantation |
JP5665679B2 (ja) * | 2011-07-14 | 2015-02-04 | 住友重機械工業株式会社 | 不純物導入層形成装置及び静電チャック保護方法 |
EP3267470A3 (en) | 2012-02-14 | 2018-04-18 | Entegris, Inc. | Carbon dopant gas and co-flow for implant beam and source life performance improvement |
JP5941377B2 (ja) * | 2012-08-31 | 2016-06-29 | 住友重機械イオンテクノロジー株式会社 | イオン注入方法およびイオン注入装置 |
JP2014183099A (ja) * | 2013-03-18 | 2014-09-29 | Sumitomo Heavy Ind Ltd | イオン注入装置及び成膜装置 |
JP5950855B2 (ja) * | 2013-03-19 | 2016-07-13 | 住友重機械イオンテクノロジー株式会社 | イオン注入装置およびイオン注入装置のクリーニング方法 |
JP2015128108A (ja) * | 2013-12-27 | 2015-07-09 | 東京エレクトロン株式会社 | ドーピング方法、ドーピング装置及び半導体素子の製造方法 |
US20180211823A1 (en) * | 2015-08-24 | 2018-07-26 | Daniel Severin | Apparatus for vacuum sputter deposition and method therefor |
CN111554572B (zh) * | 2020-04-17 | 2022-09-16 | 深圳方正微电子有限公司 | 半导体器件制备方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH05251378A (ja) * | 1992-03-05 | 1993-09-28 | Fujitsu Ltd | 半導体装置の製造方法 |
JPH0845867A (ja) * | 1994-05-27 | 1996-02-16 | Sanyo Electric Co Ltd | 半導体装置の製造方法および表示装置 |
JP2659000B2 (ja) * | 1995-12-18 | 1997-09-30 | 松下電器産業株式会社 | トランジスタの製造方法 |
US6921708B1 (en) * | 2000-04-13 | 2005-07-26 | Micron Technology, Inc. | Integrated circuits having low resistivity contacts and the formation thereof using an in situ plasma doping and clean |
JP4802364B2 (ja) * | 2000-12-07 | 2011-10-26 | ソニー株式会社 | 半導体層のドーピング方法、薄膜半導体素子の製造方法、及び半導体層の抵抗制御方法 |
KR100739837B1 (ko) * | 2003-02-19 | 2007-07-13 | 마쯔시다덴기산교 가부시키가이샤 | 불순물 도입 방법 및 불순물 도입 장치 |
WO2005020306A1 (ja) * | 2003-08-25 | 2005-03-03 | Matsushita Electric Industrial Co., Ltd. | 不純物導入層の形成方法及び被処理物の洗浄方法並びに不純物導入装置及びデバイスの製造方法 |
US7442631B2 (en) * | 2005-02-10 | 2008-10-28 | Semiconductor Energy Laboratory Co., Ltd. | Doping method and method of manufacturing field effect transistor |
US7586109B2 (en) * | 2007-01-25 | 2009-09-08 | Varian Semiconductor Equipment Associates, Inc. | Technique for improving the performance and extending the lifetime of an ion source with gas dilution |
JP5116357B2 (ja) * | 2007-05-09 | 2013-01-09 | 株式会社アルバック | シリコン層へのドーパント元素の導入方法、ポリシリコン太陽電池の製造方法、ポリシリコン型薄膜トランジスタの製造方法 |
US8004045B2 (en) * | 2007-07-27 | 2011-08-23 | Panasonic Corporation | Semiconductor device and method for producing the same |
US20100015788A1 (en) * | 2007-09-10 | 2010-01-21 | Yuichiro Sasaki | Method for manufacturing semiconductor device |
JP2011142238A (ja) * | 2010-01-08 | 2011-07-21 | Hitachi Kokusai Electric Inc | 半導体装置の製造方法 |
-
2011
- 2011-06-07 JP JP2011127591A patent/JP5826524B2/ja not_active Expired - Fee Related
- 2011-07-15 TW TW100125134A patent/TWI511185B/zh not_active IP Right Cessation
- 2011-07-15 US US13/183,938 patent/US20120015507A1/en not_active Abandoned
- 2011-07-15 CN CN201110199347.XA patent/CN102339737B/zh not_active Expired - Fee Related
- 2011-07-15 KR KR1020110070501A patent/KR20120008472A/ko active Application Filing
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- 2014-05-23 KR KR1020140062414A patent/KR101471988B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
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JP2012039085A (ja) | 2012-02-23 |
CN102339737A (zh) | 2012-02-01 |
KR20120008472A (ko) | 2012-01-30 |
KR101471988B1 (ko) | 2014-12-15 |
US20120015507A1 (en) | 2012-01-19 |
KR20140072002A (ko) | 2014-06-12 |
TWI511185B (zh) | 2015-12-01 |
TW201218253A (en) | 2012-05-01 |
CN102339737B (zh) | 2015-05-13 |
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