JP2009538003A - 軟磁性を有するフィルム - Google Patents
軟磁性を有するフィルム Download PDFInfo
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- JP2009538003A JP2009538003A JP2009512337A JP2009512337A JP2009538003A JP 2009538003 A JP2009538003 A JP 2009538003A JP 2009512337 A JP2009512337 A JP 2009512337A JP 2009512337 A JP2009512337 A JP 2009512337A JP 2009538003 A JP2009538003 A JP 2009538003A
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
- G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
- G11B5/657—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing inorganic, non-oxide compound of Si, N, P, B, H or C, e.g. in metal alloy or compound
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
- C23C18/1655—Process features
- C23C18/1664—Process features with additional means during the plating process
- C23C18/1673—Magnetic field
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/48—Coating with alloys
- C23C18/50—Coating with alloys with alloys based on iron, cobalt or nickel
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/858—Producing a magnetic layer by electro-plating or electroless plating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
- H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
- H01F10/16—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing cobalt
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/24—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates from liquids
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
-
- H10P14/20—
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/85—Coating a support with a magnetic layer by vapour deposition
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/852—Orientation in a magnetic field
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Power Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thin Magnetic Films (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Abstract
Description
Claims (31)
- コバルト、ボロン、ならびに、タングステンおよびリンの少なくとも1つを含む材料であって、前記材料は、
約20μOhm−cmと約1000μOhm−cmとの間の抵抗率、
約0.1テスラと約1.8テスラとの間の飽和磁束密度、
約5エルステッドより小さい飽和保磁力、および、
約100と約2000との間の比透磁率、
を有することを特徴とする材料。 - 前記材料は、基板を被覆しかつ約0.4マイクロメータの厚さを有するフィルムを含むことを特徴とする請求項1記載の材料。
- 前記材料は、タングステンおよびリンの両方を含むことを特徴とする請求項1記載の材料。
- 前記抵抗率は、約50μOhm−cmと約500μOhm−cmとの間であることを特徴とする請求項1記載の材料。
- 前記飽和磁束密度は、約0.5テスラと約1.6テスラとの間であることを特徴とする請求項1記載の材料。
- 前記飽和保磁力は、約0.001エルステッドと約2.0エルステッドとの間であることを特徴とする請求項1記載の材料。
- 前記比透磁率は、約700と約1000との間であることを特徴とする請求項1記載の材料。
- 1リットル当たり約0.01モルと約0.05モルとの間の濃度である1次金属と、
1リットル当たり約0.1モルと約0.5モルとの間の濃度である錯化剤と、
1リットル当たり約0.001モルと約0.05モルとの間の濃度である2次金属と、
1リットル当たり約0.5モルと約1.0モルとの間の濃度であるpH緩衝剤と、
1リットル当たり約0.02モルと約0.1モルとの間の濃度である第1還元剤と、
1リットル当たり約0.02と約0.1モルとの間の濃度である第2還元剤と、
を含むことを特徴とするめっき槽。 - 前記めっき槽のpHレベルは、約7.5と約9.7との間であることを特徴とする請求項8記載のめっき槽。
- 前記めっき槽の温度は、摂氏約60度と約90度との間であることを特徴とする請求項8記載のめっき槽。
- 前記1次金属は、(+2)の酸化状態をとるコバルトを含むことを特徴とする請求項8記載のめっき槽。
- 前記錯化剤は、クエン酸塩を含むことを特徴とする請求項8記載のめっき槽。
- 前記2次金属は、タングステン酸塩を含むことを特徴とする請求項8記載のめっき槽。
- 前記pH緩衝剤は、ホウ酸塩を含むことを特徴とする請求項8記載のめっき槽。
- 前記第1還元剤は、次亜リン酸塩を含むことを特徴とする請求項8記載のめっき槽。
- 前記次亜リン酸塩は、アンモニウム次亜リン酸塩を含むことを特徴とする請求項15記載のめっき槽。
- 前記第2還元剤は、ジメチルアミンボランを含むことを特徴とする請求項8記載のめっき槽。
- 基板を提供する段階と、
前記基板上にシード層を形成する段階と、
前記シード層上にフィルムを形成する段階であって、前記フィルムは、少なくとも約100μOhm−cmの抵抗率および少なくとも約1.0テスラの飽和磁束密度を有する、段階と、
から成ることを特徴とする方法。 - 前記フィルムを形成する段階は、CoWBPフィルムを形成する段階を含むことを特徴とする請求項18記載の方法。
- 前記CoWBPフィルムは、約0.001エルステッドよりも大きくない飽和保磁力、および、少なくとも約700の比透磁率を有することを特徴とする請求項19記載の方法。
- 前記シード層を形成する段階は、銅、コバルト、ニッケル、プラチナ、パラジウム、ルテニウム、鉄、およびそれらの合金から成るグループから選択された物質を含む材料を堆積する段階を含むことを特徴とする請求項18記載の方法。
- 前記シード層を形成するために前記材料を堆積する段階は、蒸着法を用いて前記材料を堆積する段階を含むことを特徴とする請求項21記載の方法。
- 前記フィルムを形成する段階は、前記フィルムを無電解で堆積する段階を含むことを特徴とする請求項18記載の方法。
- 前記基板の表面に磁界を加える段階をさらに含むことを特徴とする請求項18記載の方法。
- 前記磁界を加える段階は、前記基板の前記表面に対して平行またはほぼ平行に、約100エルステッドより大きな強さで前記磁界を加える段階を含むことを特徴とする請求項24記載の方法。
- 前記磁界を加える段階は、約500エルステッドと約1000エルステッドとの間の強さで前記磁界を加える段階を含むことを特徴とする請求項25記載の方法。
- 基板上にコバルト合金フィルムを形成する方法であって、前記方法は、
コバルト・イオン、
ある量のクエン酸塩、
ホウ酸塩イオン、
ある量のジメチルアミンボラン、および、
タングステン酸塩イオンおよびリン含有化合物の少なくとも1つ、
を含む溶液を提供する段階と、
前記基板に前記溶液を加えることによって、前記コバルト合金フィルムが前記基板上に無電解で堆積する段階と、
から成ることを特徴とする方法。 - 前記溶液のpHを、約7.5と約9.7との間になるように調整する段階と、
前記溶液の温度を、摂氏約60と約90度との間になるように調整する段階と、
をさらに含むことを特徴とする請求項27記載の方法。 - 前記溶液のpHを調整する段階は、前記溶液を前記基板に加える前に、前記溶液の重量の約5パーセントと約15パーセントとの間の濃度でアルカリ剤を加える段階を含むことを特徴とする請求項28記載の方法。
- ボードと、
前記ボード上に搭載された記憶装置と、
前記ボード上に搭載され、かつ前記記憶装置に結合された処理装置と、
から構成され、
前記処理装置は、コバルト、ボロン、ならびに、タングステンおよびリンの少なくとも1つを含むフィルムで被覆された基板を含み、
前記フィルムは、
少なくとも約100μOhm−cmの抵抗率、
少なくとも約1.0テスラの飽和磁束密度、
約5エルステッドより小さい飽和保磁力、および、
少なくとも約700の比透磁率、
を有することを特徴とするシステム。 - 前記フィルムは、約0.4マイクロメータの厚さを有し、
前記抵抗率は、約140μOhm−cmであり、
前記飽和磁束密度は、約1.5テスラであり、
前記飽和保磁力は、約0.1エルステッドであり、
前記比透磁率は、約700と約800の間である、
ことを特徴とする請求項30記載のシステム。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/478,173 US20080003698A1 (en) | 2006-06-28 | 2006-06-28 | Film having soft magnetic properties |
| PCT/US2007/072170 WO2008002949A1 (en) | 2006-06-28 | 2007-06-26 | Film having soft magnetic properties |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2009538003A true JP2009538003A (ja) | 2009-10-29 |
Family
ID=38845980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009512337A Pending JP2009538003A (ja) | 2006-06-28 | 2007-06-26 | 軟磁性を有するフィルム |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20080003698A1 (ja) |
| JP (1) | JP2009538003A (ja) |
| KR (1) | KR20090030273A (ja) |
| CN (1) | CN101479792B (ja) |
| DE (1) | DE112007001206T5 (ja) |
| TW (1) | TW200818145A (ja) |
| WO (1) | WO2008002949A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8029922B2 (en) * | 2007-12-31 | 2011-10-04 | Intel Corporation | Forming electroplated inductor structures for integrated circuits |
| US9865673B2 (en) | 2015-03-24 | 2018-01-09 | International Business Machines Corporation | High resistivity soft magnetic material for miniaturized power converter |
| US9735224B1 (en) | 2016-10-11 | 2017-08-15 | International Business Machines Corporation | Patterning magnetic films using self-stop electro-etching |
| US12126154B2 (en) * | 2021-03-30 | 2024-10-22 | Deere&Company | Wiring harness protector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001332558A (ja) * | 2000-04-14 | 2001-11-30 | Internatl Business Mach Corp <Ibm> | 半導体フィーチャを形成する方法 |
| JP2006120664A (ja) * | 2004-10-19 | 2006-05-11 | Nec Electronics Corp | 半導体装置の製造方法 |
| JP2007519829A (ja) * | 2004-01-26 | 2007-07-19 | アプライド マテリアルズ インコーポレイテッド | 単一チャンバ内で無電解堆積中に薄膜組成を選択的に変える方法及び装置 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4529668A (en) * | 1984-05-22 | 1985-07-16 | Dresser Industries, Inc. | Electrodeposition of amorphous alloys and products so produced |
| KR870011582A (ko) * | 1986-05-27 | 1987-12-24 | 시노하라 아끼라 | 자기 기록 매체 |
| US5015307A (en) * | 1987-10-08 | 1991-05-14 | Kawasaki Steel Corporation | Corrosion resistant rare earth metal magnet |
| US4888758A (en) * | 1987-11-23 | 1989-12-19 | Scruggs David M | Data storage using amorphous metallic storage medium |
| JP2817501B2 (ja) * | 1991-09-18 | 1998-10-30 | 株式会社日立製作所 | 磁気ディスク装置及びそれに用いる磁気ヘッド |
| US5695810A (en) * | 1996-11-20 | 1997-12-09 | Cornell Research Foundation, Inc. | Use of cobalt tungsten phosphide as a barrier material for copper metallization |
| US6645567B2 (en) * | 2001-12-19 | 2003-11-11 | Intel Corporation | Electroless plating bath composition and method of using |
| US6605874B2 (en) * | 2001-12-19 | 2003-08-12 | Intel Corporation | Method of making semiconductor device using an interconnect |
| US6715663B2 (en) * | 2002-01-16 | 2004-04-06 | Intel Corporation | Wire-bond process flow for copper metal-six, structures achieved thereby, and testing method |
| US6843852B2 (en) * | 2002-01-16 | 2005-01-18 | Intel Corporation | Apparatus and method for electroless spray deposition |
| US20060263645A1 (en) * | 2003-04-21 | 2006-11-23 | Masahiro Ohmori | Substrate for perpendicular magnetic recording medium and method for production thereof |
| US7064065B2 (en) * | 2003-10-15 | 2006-06-20 | Applied Materials, Inc. | Silver under-layers for electroless cobalt alloys |
-
2006
- 2006-06-28 US US11/478,173 patent/US20080003698A1/en not_active Abandoned
-
2007
- 2007-06-26 JP JP2009512337A patent/JP2009538003A/ja active Pending
- 2007-06-26 WO PCT/US2007/072170 patent/WO2008002949A1/en not_active Ceased
- 2007-06-26 CN CN200780024022XA patent/CN101479792B/zh not_active Expired - Fee Related
- 2007-06-26 DE DE112007001206T patent/DE112007001206T5/de not_active Ceased
- 2007-06-26 KR KR1020087031234A patent/KR20090030273A/ko not_active Ceased
- 2007-06-27 TW TW096123338A patent/TW200818145A/zh unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001332558A (ja) * | 2000-04-14 | 2001-11-30 | Internatl Business Mach Corp <Ibm> | 半導体フィーチャを形成する方法 |
| JP2007519829A (ja) * | 2004-01-26 | 2007-07-19 | アプライド マテリアルズ インコーポレイテッド | 単一チャンバ内で無電解堆積中に薄膜組成を選択的に変える方法及び装置 |
| JP2006120664A (ja) * | 2004-10-19 | 2006-05-11 | Nec Electronics Corp | 半導体装置の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101479792B (zh) | 2013-03-06 |
| KR20090030273A (ko) | 2009-03-24 |
| WO2008002949A1 (en) | 2008-01-03 |
| TW200818145A (en) | 2008-04-16 |
| US20080003698A1 (en) | 2008-01-03 |
| CN101479792A (zh) | 2009-07-08 |
| DE112007001206T5 (de) | 2009-04-30 |
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