JP4525947B2 - 薄膜キャパシタの製造方法 - Google Patents
薄膜キャパシタの製造方法 Download PDFInfo
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- JP4525947B2 JP4525947B2 JP2007514470A JP2007514470A JP4525947B2 JP 4525947 B2 JP4525947 B2 JP 4525947B2 JP 2007514470 A JP2007514470 A JP 2007514470A JP 2007514470 A JP2007514470 A JP 2007514470A JP 4525947 B2 JP4525947 B2 JP 4525947B2
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- dielectric
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- thin film
- barrier layer
- capacitor
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- 239000010409 thin film Substances 0.000 title claims description 61
- 239000003990 capacitor Substances 0.000 title claims description 55
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 239000010410 layer Substances 0.000 claims description 113
- 230000004888 barrier function Effects 0.000 claims description 65
- 239000011347 resin Substances 0.000 claims description 25
- 229920005989 resin Polymers 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 20
- 239000011241 protective layer Substances 0.000 claims description 18
- 239000002994 raw material Substances 0.000 claims description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 239000003989 dielectric material Substances 0.000 claims description 10
- 150000002902 organometallic compounds Chemical class 0.000 claims description 3
- 239000004020 conductor Substances 0.000 description 32
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 229910052581 Si3N4 Inorganic materials 0.000 description 8
- 239000010408 film Substances 0.000 description 8
- 238000004544 sputter deposition Methods 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 6
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 5
- 229910000679 solder Inorganic materials 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910021417 amorphous silicon Inorganic materials 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000004528 spin coating Methods 0.000 description 3
- ZUJVZHIDQJPCHU-UHFFFAOYSA-N [Ba].[Bi] Chemical compound [Ba].[Bi] ZUJVZHIDQJPCHU-UHFFFAOYSA-N 0.000 description 2
- WOIHABYNKOEWFG-UHFFFAOYSA-N [Sr].[Ba] Chemical compound [Sr].[Ba] WOIHABYNKOEWFG-UHFFFAOYSA-N 0.000 description 2
- VNSWULZVUKFJHK-UHFFFAOYSA-N [Sr].[Bi] Chemical compound [Sr].[Bi] VNSWULZVUKFJHK-UHFFFAOYSA-N 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- 229910002113 barium titanate Inorganic materials 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 238000000992 sputter etching Methods 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910017944 Ag—Cu Inorganic materials 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer 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
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 229910002115 bismuth titanate Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 description 1
- 238000001029 thermal curing Methods 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
- 238000001039 wet etching Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/10—Housing; Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors
-
- 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
- H01L27/01—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate comprising only passive thin-film or thick-film elements formed on a common insulating substrate
- H01L27/016—Thin-film circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/55—Capacitors with a dielectric comprising a perovskite structure material
- H01L28/56—Capacitors with a dielectric comprising a perovskite structure material the dielectric comprising two or more layers, e.g. comprising buffer layers, seed layers, gradient layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/55—Capacitors with a dielectric comprising a perovskite structure material
- H01L28/57—Capacitors with a dielectric comprising a perovskite structure material comprising a barrier layer to prevent diffusion of hydrogen or oxygen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/40—Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Semiconductor Integrated Circuits (AREA)
Description
20 密着層
30 キャパシタ部
31 下部導体(導体層)
32 誘電体薄膜
33 上部導体(導体層)
40 バリア層
41 誘電体バリア層
42 無機バリア層
50 樹脂保護層
Claims (1)
- 有機金属化合物を含有した第1の誘電体原料溶液を基板上に塗布して加熱し、密着層を形成する工程と、
導体層と、前記第1の誘電体原料溶液と同一組成系の第2の誘電体原料溶液を塗布して加熱することによって形成される誘電体薄膜とを、前記密着層上に交互に成膜してキャパシタ部を形成する工程と、
前記第1又は第2の誘電体原料溶液と同一組成系の第3の誘電体原料溶液を前記キャパシタ部上に塗布して加熱し、結晶質の誘電体バリア層を形成する工程と、
酸素雰囲気下、750℃以上の温度で熱処理を行う工程と、
非導電性を有する非晶質の無機バリア層を前記誘電体バリア層上に形成する工程と、
前記無機バリア層上に樹脂保護層を形成する工程と、
を含むことを特徴とする薄膜キャパシタの製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005130171 | 2005-04-27 | ||
JP2005130171 | 2005-04-27 | ||
PCT/JP2006/302254 WO2006117912A1 (ja) | 2005-04-27 | 2006-02-09 | 薄膜キャパシタおよびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2006117912A1 JPWO2006117912A1 (ja) | 2008-12-18 |
JP4525947B2 true JP4525947B2 (ja) | 2010-08-18 |
Family
ID=37307718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007514470A Active JP4525947B2 (ja) | 2005-04-27 | 2006-02-09 | 薄膜キャパシタの製造方法 |
Country Status (4)
Country | Link |
---|---|
US (2) | US7675139B2 (ja) |
EP (1) | EP1876610B1 (ja) |
JP (1) | JP4525947B2 (ja) |
WO (1) | WO2006117912A1 (ja) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101213655B (zh) * | 2005-07-05 | 2010-12-08 | 富士通半导体股份有限公司 | 半导体器件及其制造方法 |
WO2009058543A1 (en) * | 2007-10-10 | 2009-05-07 | Kovio, Inc. | High reliability surveillance and/or identification tag/devices and methods of making and using the same |
US20100224960A1 (en) * | 2009-03-04 | 2010-09-09 | Kevin John Fischer | Embedded capacitor device and methods of fabrication |
JP5387677B2 (ja) * | 2009-07-09 | 2014-01-15 | 株式会社村田製作所 | アンチヒューズ素子 |
CN102473521A (zh) * | 2009-07-22 | 2012-05-23 | 株式会社村田制作所 | 电介质薄膜元件及其制造方法 |
FR2964497B1 (fr) * | 2010-09-03 | 2013-04-19 | Commissariat Energie Atomique | Capacité intégrée comprenant une couche d'isolation électrique en matériau de type perovskite amorphe et procédé de fabrication |
US8710658B2 (en) * | 2011-11-18 | 2014-04-29 | Cambridge Silicon Radio Limited | Under bump passive components in wafer level packaging |
KR20150003200A (ko) * | 2012-03-16 | 2015-01-08 | 오스람 오엘이디 게엠베하 | 수분 장벽 층을 갖는 전자 컴포넌트 |
WO2014115673A1 (ja) * | 2013-01-23 | 2014-07-31 | 株式会社村田製作所 | 薄膜キャパシタとツエナーダイオードの複合電子部品およびその製造方法 |
WO2016021529A1 (ja) | 2014-08-06 | 2016-02-11 | 株式会社村田製作所 | 複合電子部品 |
KR102225215B1 (ko) * | 2014-11-07 | 2021-03-09 | 삼성전자주식회사 | 반도체 장치 |
JP6520085B2 (ja) * | 2014-12-05 | 2019-05-29 | Tdk株式会社 | 薄膜キャパシタ |
US10938346B2 (en) * | 2015-05-14 | 2021-03-02 | D-Wave Systems Inc. | Frequency multiplexed resonator input and/or output for a superconducting device |
JP6805703B2 (ja) * | 2016-10-11 | 2020-12-23 | Tdk株式会社 | 薄膜コンデンサ |
JP6822192B2 (ja) | 2017-02-13 | 2021-01-27 | Tdk株式会社 | 電子部品内蔵基板 |
JP6862886B2 (ja) | 2017-02-13 | 2021-04-21 | Tdk株式会社 | 電子部品内蔵基板 |
JP2018137310A (ja) | 2017-02-21 | 2018-08-30 | Tdk株式会社 | 薄膜キャパシタ |
JP2018137311A (ja) | 2017-02-21 | 2018-08-30 | Tdk株式会社 | 薄膜キャパシタ |
US11276531B2 (en) | 2017-05-31 | 2022-03-15 | Tdk Corporation | Thin-film capacitor and method for manufacturing thin-film capacitor |
JP7063027B2 (ja) | 2018-03-19 | 2022-05-09 | Tdk株式会社 | 薄膜コンデンサおよび薄膜コンデンサの製造方法 |
JP6954208B2 (ja) | 2018-03-30 | 2021-10-27 | Tdk株式会社 | 薄膜キャパシタ |
DE112020002181T5 (de) * | 2019-09-20 | 2022-03-31 | Murata Manufacturing Co., Ltd. | Halbleitervorrichtung |
JP2022006781A (ja) | 2020-06-25 | 2022-01-13 | Tdk株式会社 | 電子部品及びその製造方法 |
WO2022239717A1 (ja) * | 2021-05-10 | 2022-11-17 | 株式会社村田製作所 | 半導体装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11204745A (ja) * | 1998-01-08 | 1999-07-30 | Taiyo Yuden Co Ltd | 誘電体素子 |
JP2004214589A (ja) * | 2002-11-14 | 2004-07-29 | Fujitsu Ltd | 薄膜キャパシタおよびその製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1079481A (ja) * | 1996-09-05 | 1998-03-24 | Mitsubishi Electric Corp | 導電層接続構造およびその製造方法 |
US5923970A (en) | 1997-11-20 | 1999-07-13 | Advanced Technology Materials, Inc. | Method of fabricating a ferrolelectric capacitor with a graded barrier layer structure |
WO2000046856A1 (fr) | 1999-02-04 | 2000-08-10 | Rohm Co., Ltd. | Condensateur et son procede de fabrication |
JP3170254B2 (ja) * | 1999-02-04 | 2001-05-28 | ローム株式会社 | キャパシタ |
US7005695B1 (en) * | 2000-02-23 | 2006-02-28 | Micron Technology, Inc. | Integrated circuitry including a capacitor with an amorphous and a crystalline high K capacitor dielectric region |
US6747353B2 (en) * | 2000-11-27 | 2004-06-08 | Texas Instruments Incorporated | Barrier layer for copper metallization in integrated circuit fabrication |
US7161793B2 (en) * | 2002-11-14 | 2007-01-09 | Fujitsu Limited | Layer capacitor element and production process as well as electronic device |
US6876021B2 (en) * | 2002-11-25 | 2005-04-05 | Texas Instruments Incorporated | Use of amorphous aluminum oxide on a capacitor sidewall for use as a hydrogen barrier |
US20060120015A1 (en) * | 2004-12-02 | 2006-06-08 | Borland William J | Thick-film capacitors, embedding thick-film capacitors inside printed circuit boards, and methods of forming such capacitors and printed circuit boards |
-
2006
- 2006-02-09 WO PCT/JP2006/302254 patent/WO2006117912A1/ja not_active Application Discontinuation
- 2006-02-09 JP JP2007514470A patent/JP4525947B2/ja active Active
- 2006-02-09 EP EP06713397.5A patent/EP1876610B1/en active Active
-
2007
- 2007-10-02 US US11/865,873 patent/US7675139B2/en active Active
-
2010
- 2010-01-20 US US12/690,480 patent/US7785977B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11204745A (ja) * | 1998-01-08 | 1999-07-30 | Taiyo Yuden Co Ltd | 誘電体素子 |
JP2004214589A (ja) * | 2002-11-14 | 2004-07-29 | Fujitsu Ltd | 薄膜キャパシタおよびその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1876610A4 (en) | 2011-09-21 |
US7785977B2 (en) | 2010-08-31 |
JPWO2006117912A1 (ja) | 2008-12-18 |
EP1876610A1 (en) | 2008-01-09 |
WO2006117912A1 (ja) | 2006-11-09 |
EP1876610B1 (en) | 2015-09-09 |
US20100118468A1 (en) | 2010-05-13 |
US20080164563A1 (en) | 2008-07-10 |
US7675139B2 (en) | 2010-03-09 |
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