JP4909250B2 - イメージセンサー及びその製造方法 - Google Patents
イメージセンサー及びその製造方法 Download PDFInfo
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- JP4909250B2 JP4909250B2 JP2007312264A JP2007312264A JP4909250B2 JP 4909250 B2 JP4909250 B2 JP 4909250B2 JP 2007312264 A JP2007312264 A JP 2007312264A JP 2007312264 A JP2007312264 A JP 2007312264A JP 4909250 B2 JP4909250 B2 JP 4909250B2
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- interlayer insulating
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- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 239000010410 layer Substances 0.000 claims description 115
- 239000011229 interlayer Substances 0.000 claims description 60
- 229910052751 metal Inorganic materials 0.000 claims description 52
- 239000002184 metal Substances 0.000 claims description 52
- 230000004888 barrier function Effects 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 26
- 239000004065 semiconductor Substances 0.000 claims description 23
- 239000000758 substrate Substances 0.000 claims description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 229910052802 copper Inorganic materials 0.000 claims description 17
- 239000010949 copper Substances 0.000 claims description 17
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000000151 deposition Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910008482 TiSiN Inorganic materials 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 3
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 claims description 3
- 241001168730 Simo Species 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000001039 wet etching Methods 0.000 claims description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 15
- 238000010586 diagram Methods 0.000 description 9
- 238000005229 chemical vapour deposition Methods 0.000 description 7
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 230000010354 integration Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 229910000077 silane Inorganic materials 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910004200 TaSiN Inorganic materials 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000123112 Cardium Species 0.000 description 1
- 241000206672 Gelidium Species 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- 229910017875 a-SiN Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009713 electroplating Methods 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
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14632—Wafer-level processed structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14683—Processes or apparatus peculiar to the manufacture or treatment of these devices or parts thereof
- H01L27/14687—Wafer level processing
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
- H01L21/76846—Layer combinations
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
- H01L21/76849—Barrier, adhesion or liner layers formed in openings in a dielectric the layer being positioned on top of the main fill metal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/1462—Coatings
- H01L27/14621—Colour filter arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14625—Optical elements or arrangements associated with the device
- H01L27/14627—Microlenses
Description
20 層間絶縁膜
23 トレンチ
41 金属配線
51 伝導性バリア膜
61 第1導電型伝導層
70 真性層
80 第2導電型伝導層
Claims (11)
- シーモス回路が形成された半導体基板と、
前記半導体基板上に形成されたトレンチを含む層間絶縁膜と、
前記層間絶縁膜のトレンチ内部に前記層間絶縁膜より低い高さで形成された金属配線と、
前記トレンチ内部で前記金属配線の上部表面と前記トレンチの側壁を囲む構造に形成された伝導性バリア膜と、
前記トレンチ内部で前記伝導性バリア膜上に形成された第1導電型伝導層と、
前記第1導電型伝導層及び層間絶縁膜を含む半導体基板上に形成された真性層と、
前記真性層上に形成された第2導電型伝導層と、
を含むイメージセンサー。 - 前記金属配線は、銅で形成されたことを含むことを特徴とする請求項1に記載のイメージセンサー。
- 前記金属配線、伝導性バリア膜及び第1導電型伝導層は、前記層間絶縁膜の内部に形成されたことを特徴とする請求項1に記載のイメージセンサー。
- 前記第1導電型伝導層と前記層間絶縁膜の上部表面は等しい高さで形成されたことを特徴とする請求項1または3に記載のイメージセンサー。
- 前記伝導性バリア膜はTa、TaN及びTiSiNのうちで少なくともいずれか一つで形成されたことを含むことを特徴とする請求項1に記載のイメージセンサー。
- シーモス回路が形成された半導体基板上にトレンチを含む層間絶縁膜を形成する段階と、
前記層間絶縁膜のトレンチ内部に前記層間絶縁膜より低い高さで金属配線を形成する段階と、
前記トレンチ内部で前記金属配線の上部表面と前記トレンチの側壁を囲む構造で伝導性バリア膜を形成する段階と、
前記トレンチ内部で前記伝導性バリア膜上に第1導電型伝導層を形成する段階と、
前記第1導電型伝導層及び層間絶縁膜を含む半導体基板上に真性層を形成する段階と、
前記真性層上に第2導電型伝導層を形成する段階と、を含むイメージセンサーの製造方法。 - 前記金属配線を形成する段階は、
前記層間絶縁膜のトレンチに銅層を蒸着する段階と、
前記銅層を湿式蝕刻工程でリセスさせる段階と、
を含むことを特徴とする請求項6に記載のイメージセンサーの製造方法。 - 前記金属配線を形成する段階は、
前記層間絶縁膜のトレンチに銅層を蒸着する段階と、
前記銅層をCMP工程で研いてリセスさせる段階と、
を含むことを特徴とする請求項6に記載のイメージセンサー。 - 前記伝導性バリア膜及び第1導電型伝導層を形成する段階は、
前記金属配線が形成された層間絶縁膜上に伝導性バリア膜物質を蒸着する段階と、
前記伝導性バリア膜物質上に第1導電型伝導層物質を蒸着する段階と、
前記層間絶縁膜の表面が露出するように前記伝導性バリア膜物質及び第1導電型伝導層物質を蝕刻する段階と、
を含むことを特徴とする請求項7または8に記載のイメージセンサーの製造方法。 - 前記伝導性バリア膜及び第1導電型伝導層を含む層間絶縁膜に対して洗浄する段階を含むことを特徴とする請求項8に記載のイメージセンサーの製造方法。
- 前記層間絶縁膜の洗浄はプラズマガスまたは洗浄液によって洗浄されることを含むことを特徴とする請求項10に記載のイメージセンサーの製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070047885A KR100868651B1 (ko) | 2007-05-17 | 2007-05-17 | 이미지 센서 및 그 제조방법 |
KR10-2007-0047885 | 2007-05-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008288550A JP2008288550A (ja) | 2008-11-27 |
JP4909250B2 true JP4909250B2 (ja) | 2012-04-04 |
Family
ID=39868921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007312264A Expired - Fee Related JP4909250B2 (ja) | 2007-05-17 | 2007-12-03 | イメージセンサー及びその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7700401B2 (ja) |
JP (1) | JP4909250B2 (ja) |
KR (1) | KR100868651B1 (ja) |
CN (1) | CN101308857A (ja) |
DE (1) | DE102007041188B4 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100872991B1 (ko) * | 2007-06-25 | 2008-12-08 | 주식회사 동부하이텍 | 이미지센서 및 그 제조방법 |
JP5194273B2 (ja) * | 2007-09-20 | 2013-05-08 | 三菱電機株式会社 | 半導体装置 |
KR101327793B1 (ko) * | 2007-10-08 | 2013-11-11 | 삼성전자주식회사 | 티오펜 유도체를 이용한 시모스 이미지 센서 |
FR2969821A1 (fr) * | 2010-12-23 | 2012-06-29 | St Microelectronics Sa | Dispositif d'imagerie matriciel a photosites a commandes monocoup de transfert de charges |
JP5942275B2 (ja) * | 2011-08-02 | 2016-06-29 | パナソニックIpマネジメント株式会社 | 固体撮像装置 |
CN104576662A (zh) * | 2013-10-23 | 2015-04-29 | 豪威科技(上海)有限公司 | 一种高量子转换效率的堆叠式cmos传感器及其制备方法 |
KR20170083888A (ko) * | 2016-01-11 | 2017-07-19 | 앰코 테크놀로지 코리아 주식회사 | 반도체 집적회로의 커패시터 및 그 제조 방법 |
CN112331684B (zh) * | 2020-11-20 | 2024-02-09 | 联合微电子中心有限责任公司 | 图像传感器及其形成方法 |
CN112331685B (zh) * | 2020-11-20 | 2024-02-02 | 联合微电子中心有限责任公司 | 图像传感器及其形成方法 |
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US5936261A (en) | 1998-11-18 | 1999-08-10 | Hewlett-Packard Company | Elevated image sensor array which includes isolation between the image sensors and a unique interconnection |
US6586812B1 (en) * | 1999-04-13 | 2003-07-01 | Agilent Technologies, Inc. | Isolation of alpha silicon diode sensors through ion implantation |
US6016011A (en) * | 1999-04-27 | 2000-01-18 | Hewlett-Packard Company | Method and apparatus for a dual-inlaid damascene contact to sensor |
US6130157A (en) * | 1999-07-16 | 2000-10-10 | Taiwan Semiconductor Manufacturing Company | Method to form an encapsulation layer over copper interconnects |
GB0024804D0 (en) * | 2000-10-10 | 2000-11-22 | Microemissive Displays Ltd | An optoelectronic device |
US6759262B2 (en) * | 2001-12-18 | 2004-07-06 | Agilent Technologies, Inc. | Image sensor with pixel isolation system and manufacturing method therefor |
GB0201260D0 (en) * | 2002-01-21 | 2002-03-06 | Europ Org For Nuclear Research | A sensing and imaging device |
KR100580474B1 (ko) | 2003-12-18 | 2006-05-15 | 현대자동차주식회사 | 자동차의 틸트 장치 |
US6995411B2 (en) * | 2004-02-18 | 2006-02-07 | Taiwan Semiconductor Manufacturing Co., Ltd. | Image sensor with vertically integrated thin-film photodiode |
US7498188B2 (en) * | 2004-09-02 | 2009-03-03 | Aptina Imaging Corporation | Contacts for CMOS imagers and method of formation |
US20060113675A1 (en) | 2004-12-01 | 2006-06-01 | Chung-Liang Chang | Barrier material and process for Cu interconnect |
KR20070008914A (ko) * | 2005-07-12 | 2007-01-18 | 삼성전자주식회사 | 씨모스 이미지 센서 |
TWI306307B (en) * | 2006-09-28 | 2009-02-11 | Powerchip Semiconductor Corp | Image sensor structure and method of fabricating the same |
-
2007
- 2007-05-17 KR KR1020070047885A patent/KR100868651B1/ko not_active IP Right Cessation
- 2007-08-21 US US11/842,787 patent/US7700401B2/en not_active Expired - Fee Related
- 2007-08-31 DE DE102007041188A patent/DE102007041188B4/de not_active Expired - Fee Related
- 2007-09-21 CN CNA2007101526014A patent/CN101308857A/zh active Pending
- 2007-12-03 JP JP2007312264A patent/JP4909250B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101308857A (zh) | 2008-11-19 |
DE102007041188A1 (de) | 2008-11-20 |
KR100868651B1 (ko) | 2008-11-12 |
JP2008288550A (ja) | 2008-11-27 |
US20080283881A1 (en) | 2008-11-20 |
DE102007041188B4 (de) | 2012-05-31 |
US7700401B2 (en) | 2010-04-20 |
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