JP5113544B2 - 配線基板の製造方法 - Google Patents
配線基板の製造方法 Download PDFInfo
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- JP5113544B2 JP5113544B2 JP2008019261A JP2008019261A JP5113544B2 JP 5113544 B2 JP5113544 B2 JP 5113544B2 JP 2008019261 A JP2008019261 A JP 2008019261A JP 2008019261 A JP2008019261 A JP 2008019261A JP 5113544 B2 JP5113544 B2 JP 5113544B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 51
- 239000010410 layer Substances 0.000 claims description 571
- 239000002184 metal Substances 0.000 claims description 144
- 229910052751 metal Inorganic materials 0.000 claims description 144
- 230000001681 protective effect Effects 0.000 claims description 89
- 238000007747 plating Methods 0.000 claims description 76
- 229910045601 alloy Inorganic materials 0.000 claims description 54
- 239000000956 alloy Substances 0.000 claims description 54
- 238000000034 method Methods 0.000 claims description 52
- 238000005530 etching Methods 0.000 claims description 28
- 230000015572 biosynthetic process Effects 0.000 claims description 23
- 238000009713 electroplating Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 10
- 239000012790 adhesive layer Substances 0.000 claims description 5
- 229910018054 Ni-Cu Inorganic materials 0.000 claims 3
- 229910018481 Ni—Cu Inorganic materials 0.000 claims 3
- 229910003322 NiCu Inorganic materials 0.000 description 41
- 239000000758 substrate Substances 0.000 description 41
- 229910052759 nickel Inorganic materials 0.000 description 16
- 229910000679 solder Inorganic materials 0.000 description 16
- 238000009792 diffusion process Methods 0.000 description 14
- 230000002265 prevention Effects 0.000 description 14
- 238000004544 sputter deposition Methods 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000009719 polyimide resin Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
Images
Classifications
-
- 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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/108—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by semi-additive methods; masks therefor
-
- 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
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4644—Manufacturing multilayer circuits by building the multilayer layer by layer, i.e. build-up multilayer circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/16221—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/16225—Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/151—Die mounting substrate
- H01L2924/1517—Multilayer substrate
- H01L2924/15172—Fan-out arrangement of the internal vias
- H01L2924/15174—Fan-out arrangement of the internal vias in different layers of the multilayer substrate
-
- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
- H05K1/112—Pads for surface mounting, e.g. lay-out directly combined with via connections
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0335—Layered conductors or foils
- H05K2201/0338—Layered conductor, e.g. layered metal substrate, layered finish layer or layered thin film adhesion layer
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09563—Metal filled via
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/02—Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound
- H05K2203/025—Abrading, e.g. grinding or sand blasting
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/05—Patterning and lithography; Masks; Details of resist
- H05K2203/0502—Patterning and lithography
- H05K2203/054—Continuous temporary metal layer over resist, e.g. for selective electroplating
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/05—Patterning and lithography; Masks; Details of resist
- H05K2203/0562—Details of resist
- H05K2203/0597—Resist applied over the edges or sides of conductors, e.g. for protection during etching or plating
-
- 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
- H05K3/061—Etching masks
- H05K3/062—Etching masks consisting of metals or alloys or metallic inorganic compounds
-
- 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
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
- H05K3/388—Improvement of the adhesion between the insulating substrate and the metal by the use of a metallic or inorganic thin film adhesion layer
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Manufacturing Of Printed Wiring (AREA)
Description
図10は、本発明の第1の実施の形態に係る配線基板の断面図である。
図22は、本発明の第2の実施の形態に係る配線基板の断面図である。図22において、第1の実施の形態の配線基板10と同一構成部分には同一符号を付す。
11 半導体素子
12 電極パッド
13 バンプ
15 コア基板
15A,18A 上面
15B,29A 下面
16 貫通電極
17 パッド
18,29 絶縁層
20,31,91,92 密着層
21,32 ビア
22,23 配線
28 配線パターン
24,35 ソルダーレジスト層
26,36 拡散防止膜
33 外部接続用パッド
41 貫通孔
42,53,61,67,82A 開口部
47,63 保護金属層
48,64 シード層
49,65 めっき膜
51,58 パッド部
55,71 Ni層
56,72 Au層
81A,81B 配線形成用開口部
84,85,95,96 金属層
Claims (5)
- 絶縁層と、前記絶縁層の上面に形成された配線と、を備えた配線基板の製造方法であって、
前記絶縁層の上面を覆う密着層を形成する密着層形成工程と、
前記密着層の上面に、前記配線の形成領域に対応する部分の前記密着層の上面を露出する配線形成用開口部を有したレジスト膜を形成するレジスト膜形成工程と、
前記レジスト膜の上面と、前記配線形成用開口部を構成する前記レジスト膜の側面及び前記密着層の上面とを覆うように、前記密着層よりもエッチングされにくい金属層を形成する金属層形成工程と、
前記金属層を給電層とする電解めっき法により、前記配線形成用開口部をめっき膜で充填するめっき膜形成工程と、
前記レジスト膜の上面よりも上方に形成された部分の前記金属層及び前記めっき膜を除去する金属層及びめっき膜除去工程と、
前記金属層及びめっき膜除去工程後に、前記レジスト膜を除去するレジスト膜除去工程と、
前記レジスト膜除去工程後に、前記金属層に覆われていない不要な部分の前記密着層をエッチングにより除去する密着層除去工程と、を含むことを特徴とする配線基板の製造方法。 - 前記金属層は、前記密着層よりもエッチングされにくい保護金属層と、前記給電層となるシード層とが積層された構成とされており、
前記金属層形成工程は、シード層を形成するシード層形成工程と、
前記シード層と前記レジスト膜及び前記密着層との間に、前記保護金属層を形成する保護金属層形成工程と、を含むことを特徴とする請求項1記載の配線基板の製造方法。 - 前記保護金属層形成工程では、前記密着層を除去後に、前記めっき膜の側壁に前記保護金属層が残るような厚さとなるように、前記保護金属層を形成することを特徴とする請求項2記載の配線基板の製造方法。
- 前記密着層及び前記保護金属層の材料は、Ni−Cu合金であり、
前記保護金属層を構成するNi−Cu合金は、前記密着層を構成するNi−Cu合金よりもNiの含有率が高いことを特徴とする請求項2又は3記載の配線基板の製造方法。 - 前記配線の下方に位置する部分の前記絶縁層にパッドを形成するパッド形成工程と、
前記配線と前記パッドとの間に位置する部分の前記絶縁層に、前記配線及び前記パッドと接続されるビアを形成するビア形成工程と、をさらに設けたことを特徴とする請求項1ないし4のうち、いずれか一項記載の配線基板の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008019261A JP5113544B2 (ja) | 2008-01-30 | 2008-01-30 | 配線基板の製造方法 |
US12/324,916 US8066862B2 (en) | 2008-01-30 | 2008-11-28 | Manufacturing method of wiring board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008019261A JP5113544B2 (ja) | 2008-01-30 | 2008-01-30 | 配線基板の製造方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009182118A JP2009182118A (ja) | 2009-08-13 |
JP2009182118A5 JP2009182118A5 (ja) | 2011-01-13 |
JP5113544B2 true JP5113544B2 (ja) | 2013-01-09 |
Family
ID=40898113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008019261A Expired - Fee Related JP5113544B2 (ja) | 2008-01-30 | 2008-01-30 | 配線基板の製造方法 |
Country Status (2)
Country | Link |
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US (1) | US8066862B2 (ja) |
JP (1) | JP5113544B2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5436995B2 (ja) * | 2009-09-14 | 2014-03-05 | 新光電気工業株式会社 | 配線基板及びその製造方法 |
EP2709160B1 (en) * | 2012-09-14 | 2016-03-30 | ATOTECH Deutschland GmbH | Method for metallization of solar cell substrates |
CN103717010A (zh) * | 2012-10-08 | 2014-04-09 | 苏州卓融水处理科技有限公司 | 一种增强无核封装基板种子层附着力的处理方法 |
TWI528517B (zh) * | 2013-03-26 | 2016-04-01 | 威盛電子股份有限公司 | 線路基板、半導體封裝結構及線路基板製程 |
JP2016076533A (ja) * | 2014-10-03 | 2016-05-12 | イビデン株式会社 | バンプ付きプリント配線板およびその製造方法 |
JP2017152536A (ja) * | 2016-02-24 | 2017-08-31 | イビデン株式会社 | プリント配線板及びその製造方法 |
KR20220028310A (ko) * | 2020-08-28 | 2022-03-08 | 삼성전자주식회사 | 배선 구조체, 이의 제조 방법 및 배선 구조체를 포함하는 반도체 패키지 |
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JP4282777B2 (ja) | 1996-10-16 | 2009-06-24 | 株式会社トッパンNecサーキットソリューションズ | 半導体装置用基板及び半導体装置の製造方法 |
US6642136B1 (en) * | 2001-09-17 | 2003-11-04 | Megic Corporation | Method of making a low fabrication cost, high performance, high reliability chip scale package |
JP4356215B2 (ja) * | 1999-11-10 | 2009-11-04 | 凸版印刷株式会社 | フレクシャ及びその製造方法ならびにそれに用いるフレクシャ用基板 |
JP2002314228A (ja) * | 2001-04-19 | 2002-10-25 | Toppan Printing Co Ltd | 配線回路基板およびその製造方法 |
US6815709B2 (en) * | 2001-05-23 | 2004-11-09 | International Business Machines Corporation | Structure having flush circuitry features and method of making |
JPWO2003032701A1 (ja) * | 2001-09-28 | 2005-01-27 | 富士通株式会社 | 多層配線基板の製造方法およびこれにより製造される多層配線基板 |
JP2003218516A (ja) * | 2002-01-23 | 2003-07-31 | Shinko Electric Ind Co Ltd | 配線基板の製造方法 |
CN1291069C (zh) * | 2003-05-31 | 2006-12-20 | 香港科技大学 | 微细间距倒装焊凸点电镀制备方法 |
TWI251920B (en) * | 2003-10-17 | 2006-03-21 | Phoenix Prec Technology Corp | Circuit barrier structure of semiconductor package substrate and method for fabricating the same |
JP2006049804A (ja) * | 2004-07-07 | 2006-02-16 | Shinko Electric Ind Co Ltd | 配線基板の製造方法 |
JP2006093663A (ja) * | 2004-07-29 | 2006-04-06 | Rohm & Haas Electronic Materials Llc | 誘電体構造 |
TWI261329B (en) * | 2005-03-09 | 2006-09-01 | Phoenix Prec Technology Corp | Conductive bump structure of circuit board and method for fabricating the same |
US20070158199A1 (en) * | 2005-12-30 | 2007-07-12 | Haight Scott M | Method to modulate the surface roughness of a plated deposit and create fine-grained flat bumps |
-
2008
- 2008-01-30 JP JP2008019261A patent/JP5113544B2/ja not_active Expired - Fee Related
- 2008-11-28 US US12/324,916 patent/US8066862B2/en active Active
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Publication number | Publication date |
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US8066862B2 (en) | 2011-11-29 |
US20090188806A1 (en) | 2009-07-30 |
JP2009182118A (ja) | 2009-08-13 |
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