JP4351686B2 - 半導体ウェーハの処理方法 - Google Patents
半導体ウェーハの処理方法 Download PDFInfo
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- JP4351686B2 JP4351686B2 JP2006112445A JP2006112445A JP4351686B2 JP 4351686 B2 JP4351686 B2 JP 4351686B2 JP 2006112445 A JP2006112445 A JP 2006112445A JP 2006112445 A JP2006112445 A JP 2006112445A JP 4351686 B2 JP4351686 B2 JP 4351686B2
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- Prior art keywords
- wafer
- surface layer
- semiconductor material
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- silicon
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- 239000004065 semiconductor Substances 0.000 title claims description 38
- 238000003672 processing method Methods 0.000 title description 2
- 230000007547 defect Effects 0.000 claims description 53
- 238000004140 cleaning Methods 0.000 claims description 52
- 239000010410 layer Substances 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 47
- 239000000243 solution Substances 0.000 claims description 38
- 238000005498 polishing Methods 0.000 claims description 36
- 239000002344 surface layer Substances 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 25
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 18
- 229910052710 silicon Inorganic materials 0.000 claims description 18
- 239000010703 silicon Substances 0.000 claims description 18
- 239000000126 substance Substances 0.000 claims description 15
- 229910000577 Silicon-germanium Inorganic materials 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 7
- 239000000908 ammonium hydroxide Substances 0.000 claims description 7
- 239000012212 insulator Substances 0.000 claims description 6
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical group [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 229910052732 germanium Inorganic materials 0.000 claims 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N hydrofluoric acid Substances F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 32
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 30
- 235000012431 wafers Nutrition 0.000 description 27
- 230000008569 process Effects 0.000 description 21
- 239000012535 impurity Substances 0.000 description 9
- 238000005530 etching Methods 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 238000007517 polishing process Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 238000002513 implantation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229910000807 Ga alloy Inorganic materials 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- SWXQKHHHCFXQJF-UHFFFAOYSA-N azane;hydrogen peroxide Chemical compound [NH4+].[O-]O SWXQKHHHCFXQJF-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 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
- H01L21/302—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
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- 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
- H01L21/70—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
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
- H01L21/76251—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using bonding techniques
- H01L21/76254—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology using bonding techniques with separation/delamination along an ion implanted layer, e.g. Smart-cut, Unibond
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
- Y10T428/31515—As intermediate layer
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Cleaning Or Drying Semiconductors (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Weting (AREA)
Description
・水酸化アンモニウム(NH4OH)、過酸化水素(H2O2)および純水(H2O)を含むSC1液(Standard Clean 1)(またはアンモニウム−過酸化水素混合液(APM))を用いた第一洗浄工程
・塩酸(HCl)、過酸化水素(H2O2)および純水(H2O)を含むSC2液(Standard Clean 2)(または塩化水素−過酸化物混合液(HPM))を用いた第二洗浄工程
を含む。
・水酸化アンモニウム(NH4OH)1体積部;
・過酸化水素(H2O2)4体積部;および
・純水(H2O)10〜40体積部。
11 研磨ヘッド
12 SOI基板
13 プレート
14 研磨パッド
15 ライン
120 絶縁支持体
121 シリコン層
Claims (13)
- 半導体材料の少なくとも一つの表面層(121)を有するウェーハ(12)を処理する方法であって、当該表面層の表面が化学的機械的研磨工程とそれに続くRCA洗浄工程に付されるものであり、
当該化学的機械的研磨工程の後であって当該RCA洗浄工程の前に、表面層の欠陥の発生を、中間洗浄工程を行わなかった同様の表面層と比して減少させる濃度および温度条件でSC1液を用いて当該半導体材料の表面層の表面を洗浄する中間洗浄工程を含み、
前記SC1液が、水酸化アンモニウム(NH 4 OH)1体積部、過酸化水素(H 2 O 2 )4体積部、および純水(H 2 O)10〜40体積部を含み、かつ前記SC1液の温度が50℃未満であることを特徴とする方法。 - 前記SC1液の温度が20℃±5℃である請求項1に記載の方法。
- 前記中間洗浄工程が約1分行われる請求項1または2に記載の方法。
- 前記中間洗浄工程が、半導体有用層を有するウェーハをSC1液に浸漬することによって行なわれる請求項1〜3のいずれか1項に記載の方法。
- 前記中間洗浄工程が、ウェーハ(12)を支持する研磨ヘッドを有する研磨ユニット(10)を用いて行われ、前記ウェーハの半導体材料の表面層(121)の表面がプレートと接触して支持されており、当該研磨ユニットが、分配されるSC1液が通る注入ライン(15)を有している請求項1〜3のいずれか1項に記載の方法。
- 前記半導体材料の表面層が、1000Å未満の厚みである請求項1〜5のいずれか1項に記載の方法。
- 前記半導体材料の表面層が、シリコン(Si)製である請求項1〜6のいずれか1項に記載の方法。
- 前記ウェーハが、スマートカット(登録商標)法を用いて製造されたシリコンオンインシュレーター(SOI)構造体である請求項7に記載の方法。
- 前記半導体材料の表面層が、シリコン−ゲルマニウム(SiGe)製である請求項1〜6のいずれか1項に記載の方法。
- 前記ウェーハが、スマートカット(登録商標)法を用いて製造されたシリコン−ゲルマニウムオンインシュレーター(SGOI)構造体である請求項9に記載の方法。
- 請求項1に記載の方法により処理された半導体材料の少なくとも一つの表面層を有するウェーハであって、当該表面層が、1000Å未満の厚みと、2μm×2μmの走査範囲に対して2.5Årms未満の粗さと、0.5/cm2未満のHF欠陥密度を有することを特徴とするウェーハ。
- ウェーハが、シリコンオンインシュレーター(SOI)構造を有する請求項11に記載のウェーハ。
- HF欠陥密度が、0.1/cm2未満である請求項11または12に記載のウェーハ。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0503781A FR2884647B1 (fr) | 2005-04-15 | 2005-04-15 | Traitement de plaques de semi-conducteurs |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006303497A JP2006303497A (ja) | 2006-11-02 |
JP4351686B2 true JP4351686B2 (ja) | 2009-10-28 |
Family
ID=35427270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006112445A Active JP4351686B2 (ja) | 2005-04-15 | 2006-04-14 | 半導体ウェーハの処理方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US7312153B2 (ja) |
EP (1) | EP1715516A1 (ja) |
JP (1) | JP4351686B2 (ja) |
KR (1) | KR100856170B1 (ja) |
CN (1) | CN100447956C (ja) |
FR (1) | FR2884647B1 (ja) |
SG (2) | SG145768A1 (ja) |
TW (1) | TW200727349A (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7790565B2 (en) * | 2006-04-21 | 2010-09-07 | Corning Incorporated | Semiconductor on glass insulator made using improved thinning process |
KR100873259B1 (ko) * | 2006-12-28 | 2008-12-11 | 주식회사 실트론 | 연마장치 |
US7767583B2 (en) | 2008-03-04 | 2010-08-03 | Varian Semiconductor Equipment Associates, Inc. | Method to improve uniformity of chemical mechanical polishing planarization |
US8252119B2 (en) * | 2008-08-20 | 2012-08-28 | Micron Technology, Inc. | Microelectronic substrate cleaning systems with polyelectrolyte and associated methods |
US7927975B2 (en) | 2009-02-04 | 2011-04-19 | Micron Technology, Inc. | Semiconductor material manufacture |
FR2944645B1 (fr) * | 2009-04-21 | 2011-09-16 | Soitec Silicon On Insulator | Procede d'amincissement d'un substrat silicium sur isolant |
JP6206173B2 (ja) * | 2013-12-26 | 2017-10-04 | 信越半導体株式会社 | 半導体ウェーハの洗浄方法 |
JP7083722B2 (ja) * | 2018-08-06 | 2022-06-13 | 株式会社荏原製作所 | 研磨装置、及び、研磨方法 |
CN109712814A (zh) * | 2019-01-09 | 2019-05-03 | 东南大学 | 一种高效稳定的FeCo2S4导电薄膜的制备方法及应用 |
CN111659665B (zh) * | 2020-05-29 | 2022-02-01 | 徐州鑫晶半导体科技有限公司 | 硅片的清洗方法及硅片的清洗设备 |
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FR2681472B1 (fr) * | 1991-09-18 | 1993-10-29 | Commissariat Energie Atomique | Procede de fabrication de films minces de materiau semiconducteur. |
US5637151A (en) * | 1994-06-27 | 1997-06-10 | Siemens Components, Inc. | Method for reducing metal contamination of silicon wafers during semiconductor manufacturing |
US5551986A (en) * | 1995-02-15 | 1996-09-03 | Taxas Instruments Incorporated | Mechanical scrubbing for particle removal |
US5919311A (en) * | 1996-11-15 | 1999-07-06 | Memc Electronic Materials, Inc. | Control of SiO2 etch rate using dilute chemical etchants in the presence of a megasonic field |
JP3319397B2 (ja) * | 1998-07-07 | 2002-08-26 | 信越半導体株式会社 | 半導体製造装置およびこれを用いたエピタキシャルウェーハの製造方法 |
JP3385972B2 (ja) * | 1998-07-10 | 2003-03-10 | 信越半導体株式会社 | 貼り合わせウェーハの製造方法および貼り合わせウェーハ |
FR2797714B1 (fr) * | 1999-08-20 | 2001-10-26 | Soitec Silicon On Insulator | Procede de traitement de substrats pour la microelectronique et substrats obtenus par ce procede |
FR2797713B1 (fr) | 1999-08-20 | 2002-08-02 | Soitec Silicon On Insulator | Procede de traitement de substrats pour la microelectronique et substrats obtenus par ce procede |
KR100741541B1 (ko) * | 2000-05-30 | 2007-07-20 | 신에쯔 한도타이 가부시키가이샤 | 접합웨이퍼의 제조방법 및 접합웨이퍼 |
US7456113B2 (en) * | 2000-06-26 | 2008-11-25 | Applied Materials, Inc. | Cleaning method and solution for cleaning a wafer in a single wafer process |
US6927176B2 (en) * | 2000-06-26 | 2005-08-09 | Applied Materials, Inc. | Cleaning method and solution for cleaning a wafer in a single wafer process |
WO2002015244A2 (en) * | 2000-08-16 | 2002-02-21 | Massachusetts Institute Of Technology | Process for producing semiconductor article using graded expitaxial growth |
JP2002270614A (ja) * | 2001-03-12 | 2002-09-20 | Canon Inc | Soi基体、その熱処理方法、それを有する半導体装置およびその製造方法 |
DE10131249A1 (de) * | 2001-06-28 | 2002-05-23 | Wacker Siltronic Halbleitermat | Verfahren zur Herstellung eines Films oder einer Schicht aus halbleitendem Material |
KR100475272B1 (ko) * | 2002-06-29 | 2005-03-10 | 주식회사 하이닉스반도체 | 반도체소자 제조방법 |
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JP2004356114A (ja) * | 2003-05-26 | 2004-12-16 | Tadahiro Omi | Pチャネルパワーmis電界効果トランジスタおよびスイッチング回路 |
FR2857895B1 (fr) * | 2003-07-23 | 2007-01-26 | Soitec Silicon On Insulator | Procede de preparation de surface epiready sur films minces de sic |
FR2868599B1 (fr) * | 2004-03-30 | 2006-07-07 | Soitec Silicon On Insulator | Traitement chimique optimise de type sc1 pour le nettoyage de plaquettes en materiau semiconducteur |
US20060272677A1 (en) * | 2004-07-01 | 2006-12-07 | Lee Nam P | Cleaning process for semiconductor substrates |
-
2005
- 2005-04-15 FR FR0503781A patent/FR2884647B1/fr active Active
- 2005-10-20 US US11/256,348 patent/US7312153B2/en active Active
-
2006
- 2006-04-06 SG SG200806237-4A patent/SG145768A1/en unknown
- 2006-04-06 SG SG200602299A patent/SG126862A1/en unknown
- 2006-04-07 EP EP20060290578 patent/EP1715516A1/fr not_active Withdrawn
- 2006-04-13 CN CNB2006100666323A patent/CN100447956C/zh active Active
- 2006-04-14 TW TW095113537A patent/TW200727349A/zh unknown
- 2006-04-14 KR KR1020060034015A patent/KR100856170B1/ko active IP Right Grant
- 2006-04-14 JP JP2006112445A patent/JP4351686B2/ja active Active
-
2007
- 2007-11-13 US US11/939,099 patent/US20080063872A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN100447956C (zh) | 2008-12-31 |
EP1715516A1 (fr) | 2006-10-25 |
JP2006303497A (ja) | 2006-11-02 |
FR2884647A1 (fr) | 2006-10-20 |
US20080063872A1 (en) | 2008-03-13 |
SG145768A1 (en) | 2008-09-29 |
CN1848382A (zh) | 2006-10-18 |
TW200727349A (en) | 2007-07-16 |
KR20060109342A (ko) | 2006-10-19 |
FR2884647B1 (fr) | 2008-02-22 |
US7312153B2 (en) | 2007-12-25 |
SG126862A1 (en) | 2006-11-29 |
KR100856170B1 (ko) | 2008-09-03 |
US20060234507A1 (en) | 2006-10-19 |
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