JP5960724B2 - 多層酸窒化物層を有する酸化物−窒化物−酸化物積層体 - Google Patents
多層酸窒化物層を有する酸化物−窒化物−酸化物積層体 Download PDFInfo
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- JP5960724B2 JP5960724B2 JP2013549612A JP2013549612A JP5960724B2 JP 5960724 B2 JP5960724 B2 JP 5960724B2 JP 2013549612 A JP2013549612 A JP 2013549612A JP 2013549612 A JP2013549612 A JP 2013549612A JP 5960724 B2 JP5960724 B2 JP 5960724B2
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- oxynitride
- oxynitride layer
- silicon
- oxide
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- 238000000034 method Methods 0.000 claims description 68
- 229910052710 silicon Inorganic materials 0.000 claims description 64
- 239000010703 silicon Substances 0.000 claims description 64
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 51
- 229910052760 oxygen Inorganic materials 0.000 claims description 45
- 238000003860 storage Methods 0.000 claims description 44
- 239000001301 oxygen Substances 0.000 claims description 43
- 239000000203 mixture Substances 0.000 claims description 39
- 230000008569 process Effects 0.000 claims description 33
- 239000007789 gas Substances 0.000 claims description 30
- 239000000758 substrate Substances 0.000 claims description 30
- 230000000903 blocking effect Effects 0.000 claims description 29
- 238000005229 chemical vapour deposition Methods 0.000 claims description 18
- 230000014759 maintenance of location Effects 0.000 claims description 15
- 238000000151 deposition Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000004065 semiconductor Substances 0.000 claims description 14
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 13
- 230000005684 electric field Effects 0.000 claims description 8
- 230000003647 oxidation Effects 0.000 claims description 8
- 238000007254 oxidation reaction Methods 0.000 claims description 8
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 239000001272 nitrous oxide Substances 0.000 claims description 3
- 238000003949 trap density measurement Methods 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- BUMGIEFFCMBQDG-UHFFFAOYSA-N dichlorosilicon Chemical compound Cl[Si]Cl BUMGIEFFCMBQDG-UHFFFAOYSA-N 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 6
- WTWRNRJJRBQKDA-UHFFFAOYSA-N CCCC[SiH2]N Chemical compound CCCC[SiH2]N WTWRNRJJRBQKDA-UHFFFAOYSA-N 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 37
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 31
- 230000015654 memory Effects 0.000 description 20
- 229910052757 nitrogen Inorganic materials 0.000 description 16
- 238000010586 diagram Methods 0.000 description 12
- 230000008021 deposition Effects 0.000 description 9
- 150000004767 nitrides Chemical class 0.000 description 7
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 5
- 229920005591 polysilicon Polymers 0.000 description 5
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910000077 silane Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000005046 Chlorosilane Substances 0.000 description 2
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical group [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 2
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical compound Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
- 229910052805 deuterium Inorganic materials 0.000 description 2
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- IHGSAQHSAGRWNI-UHFFFAOYSA-N 1-(4-bromophenyl)-2,2,2-trifluoroethanone Chemical compound FC(F)(F)C(=O)C1=CC=C(Br)C=C1 IHGSAQHSAGRWNI-UHFFFAOYSA-N 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- 210000000746 body region Anatomy 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- LZDSILRDTDCIQT-UHFFFAOYSA-N dinitrogen trioxide Chemical compound [O-][N+](=O)N=O LZDSILRDTDCIQT-UHFFFAOYSA-N 0.000 description 1
- 230000001747 exhibiting effect Effects 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
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 238000012776 robust process Methods 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- FDNAPBUWERUEDA-UHFFFAOYSA-N silicon tetrachloride Chemical compound Cl[Si](Cl)(Cl)Cl FDNAPBUWERUEDA-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/792—Field effect transistors with field effect produced by an insulated gate with charge trapping gate insulator, e.g. MNOS-memory transistors
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/401—Multistep manufacturing processes
- H01L29/4011—Multistep manufacturing processes for data storage electrodes
- H01L29/40117—Multistep manufacturing processes for data storage electrodes the electrodes comprising a charge-trapping insulator
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/51—Insulating materials associated therewith
- H01L29/511—Insulating materials associated therewith with a compositional variation, e.g. multilayer structures
- H01L29/513—Insulating materials associated therewith with a compositional variation, e.g. multilayer structures the variation being perpendicular to the channel plane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/49—Metal-insulator-semiconductor electrodes, e.g. gates of MOSFET
- H01L29/51—Insulating materials associated therewith
- H01L29/518—Insulating materials associated therewith the insulating material containing nitrogen, e.g. nitride, oxynitride, nitrogen-doped material
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
- G11C16/0466—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells with charge storage in an insulating layer, e.g. metal-nitride-oxide-silicon [MNOS], silicon-oxide-nitride-oxide-silicon [SONOS]
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/349—Arrangements for evaluating degradation, retention or wearout, e.g. by counting erase cycles
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
- Formation Of Insulating Films (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/007,533 | 2011-01-14 | ||
US13/007,533 US8643124B2 (en) | 2007-05-25 | 2011-01-14 | Oxide-nitride-oxide stack having multiple oxynitride layers |
PCT/US2012/021583 WO2012097373A1 (en) | 2011-01-14 | 2012-01-17 | Oxide-nitride-oxide stack having multiple oxynitride layers |
Related Child Applications (1)
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JP2016123646A Division JP6258412B2 (ja) | 2011-01-14 | 2016-06-22 | 多層酸窒化物層を有する酸化物−窒化物−酸化物積層体 |
Publications (2)
Publication Number | Publication Date |
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JP2014504027A JP2014504027A (ja) | 2014-02-13 |
JP5960724B2 true JP5960724B2 (ja) | 2016-08-02 |
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JP2013549612A Active JP5960724B2 (ja) | 2011-01-14 | 2012-01-17 | 多層酸窒化物層を有する酸化物−窒化物−酸化物積層体 |
JP2016123646A Active JP6258412B2 (ja) | 2011-01-14 | 2016-06-22 | 多層酸窒化物層を有する酸化物−窒化物−酸化物積層体 |
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JP2016123646A Active JP6258412B2 (ja) | 2011-01-14 | 2016-06-22 | 多層酸窒化物層を有する酸化物−窒化物−酸化物積層体 |
Country Status (5)
Country | Link |
---|---|
JP (2) | JP5960724B2 (ko) |
KR (1) | KR20140025262A (ko) |
CN (1) | CN102714223A (ko) |
TW (1) | TWI534897B (ko) |
WO (1) | WO2012097373A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2831917A4 (en) * | 2012-03-31 | 2015-11-04 | Cypress Semiconductor Corp | OXIDE-NITRIDE-OXIDE STACK WITH MULTIPLE OXYNITRIDE LAYERS |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6153543A (en) * | 1999-08-09 | 2000-11-28 | Lucent Technologies Inc. | High density plasma passivation layer and method of application |
JP2002261175A (ja) * | 2000-12-28 | 2002-09-13 | Sony Corp | 不揮発性半導体記憶装置およびその製造方法 |
US6812084B2 (en) * | 2002-12-09 | 2004-11-02 | Progressant Technologies, Inc. | Adaptive negative differential resistance device |
US20050109276A1 (en) * | 2003-11-25 | 2005-05-26 | Applied Materials, Inc. | Thermal chemical vapor deposition of silicon nitride using BTBAS bis(tertiary-butylamino silane) in a single wafer chamber |
JP4477422B2 (ja) * | 2004-06-07 | 2010-06-09 | 株式会社ルネサステクノロジ | 不揮発性半導体記憶装置の製造方法 |
US7612403B2 (en) * | 2005-05-17 | 2009-11-03 | Micron Technology, Inc. | Low power non-volatile memory and gate stack |
US7227786B1 (en) * | 2005-07-05 | 2007-06-05 | Mammen Thomas | Location-specific NAND (LS NAND) memory technology and cells |
KR100813964B1 (ko) * | 2005-09-22 | 2008-03-14 | 삼성전자주식회사 | 어레이 타입 프린트헤드 및 이를 구비한 잉크젯화상형성장치 |
US7821823B2 (en) * | 2005-12-02 | 2010-10-26 | Nec Electronics Corporation | Semiconductor memory device, method of driving the same and method of manufacturing the same |
JP5285235B2 (ja) * | 2006-04-28 | 2013-09-11 | 株式会社半導体エネルギー研究所 | 半導体装置 |
US7692223B2 (en) * | 2006-04-28 | 2010-04-06 | Semiconductor Energy Laboratory Co., Ltd | Semiconductor device and method for manufacturing the same |
US20090179253A1 (en) * | 2007-05-25 | 2009-07-16 | Cypress Semiconductor Corporation | Oxide-nitride-oxide stack having multiple oxynitride layers |
US8643124B2 (en) * | 2007-05-25 | 2014-02-04 | Cypress Semiconductor Corporation | Oxide-nitride-oxide stack having multiple oxynitride layers |
US8614124B2 (en) * | 2007-05-25 | 2013-12-24 | Cypress Semiconductor Corporation | SONOS ONO stack scaling |
US8008707B2 (en) * | 2007-12-14 | 2011-08-30 | Kabushiki Kaisha Toshiba | Nonvolatile semiconductor memory device provided with charge storage layer in memory cell |
JP5238332B2 (ja) * | 2008-04-17 | 2013-07-17 | 株式会社東芝 | 半導体装置の製造方法 |
US8252653B2 (en) * | 2008-10-21 | 2012-08-28 | Applied Materials, Inc. | Method of forming a non-volatile memory having a silicon nitride charge trap layer |
WO2010061754A1 (ja) * | 2008-11-28 | 2010-06-03 | 学校法人 東海大学 | 不揮発性半導体記憶装置及びその製造方法 |
CN101859702B (zh) * | 2009-04-10 | 2016-12-07 | 赛普拉斯半导体公司 | 含多层氧氮化物层的氧化物-氮化物-氧化物堆栈 |
-
2012
- 2012-01-12 TW TW101101220A patent/TWI534897B/zh active
- 2012-01-17 CN CN2012800001075A patent/CN102714223A/zh active Pending
- 2012-01-17 JP JP2013549612A patent/JP5960724B2/ja active Active
- 2012-01-17 KR KR1020127008106A patent/KR20140025262A/ko active Search and Examination
- 2012-01-17 WO PCT/US2012/021583 patent/WO2012097373A1/en active Application Filing
-
2016
- 2016-06-22 JP JP2016123646A patent/JP6258412B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
TW201243951A (en) | 2012-11-01 |
JP6258412B2 (ja) | 2018-01-10 |
KR20140025262A (ko) | 2014-03-04 |
CN102714223A (zh) | 2012-10-03 |
WO2012097373A1 (en) | 2012-07-19 |
JP2016197732A (ja) | 2016-11-24 |
JP2014504027A (ja) | 2014-02-13 |
TWI534897B (zh) | 2016-05-21 |
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