JP2006525878A - 基板研磨装置 - Google Patents

基板研磨装置 Download PDF

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Publication number
JP2006525878A
JP2006525878A JP2006519155A JP2006519155A JP2006525878A JP 2006525878 A JP2006525878 A JP 2006525878A JP 2006519155 A JP2006519155 A JP 2006519155A JP 2006519155 A JP2006519155 A JP 2006519155A JP 2006525878 A JP2006525878 A JP 2006525878A
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JP
Japan
Prior art keywords
substrate
polishing
measurement
light
fluid
Prior art date
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Pending
Application number
JP2006519155A
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English (en)
Japanese (ja)
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JP2006525878A5 (https=
Inventor
一人 廣川
俊輔 中井
真朗 大田
雄高 和田
洋一 小林
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Ebara Corp
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Ebara Corp
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Publication date
Application filed by Ebara Corp filed Critical Ebara Corp
Publication of JP2006525878A publication Critical patent/JP2006525878A/ja
Publication of JP2006525878A5 publication Critical patent/JP2006525878A5/ja
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00Lapping machines or devices; Accessories
    • B24B37/11Lapping tools
    • B24B37/20Lapping pads for working plane surfaces
    • B24B37/205Lapping pads for working plane surfaces provided with a window for inspecting the surface of the work being lapped
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P52/00Grinding, lapping or polishing of wafers, substrates or parts of devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00Lapping machines or devices; Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00Lapping machines or devices; Accessories
    • B24B37/005Control means for lapping machines or devices
    • B24B37/013Devices or means for detecting lapping completion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00Lapping machines or devices; Accessories
    • B24B37/11Lapping tools
    • B24B37/20Lapping pads for working plane surfaces
    • B24B37/26Lapping pads for working plane surfaces characterised by the shape of the lapping pad surface, e.g. grooved
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/12Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving optical means
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P52/00Grinding, lapping or polishing of wafers, substrates or parts of devices
    • H10P52/40Chemomechanical polishing [CMP]
    • H10P52/402Chemomechanical polishing [CMP] of semiconductor materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
JP2006519155A 2003-05-16 2004-05-13 基板研磨装置 Pending JP2006525878A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2003138782 2003-05-16
JP2003138479 2003-05-16
JP2003138496 2003-05-16
PCT/JP2004/006768 WO2004101223A1 (en) 2003-05-16 2004-05-13 Substrate polishing apparatus

Publications (2)

Publication Number Publication Date
JP2006525878A true JP2006525878A (ja) 2006-11-16
JP2006525878A5 JP2006525878A5 (https=) 2007-06-28

Family

ID=33458361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006519155A Pending JP2006525878A (ja) 2003-05-16 2004-05-13 基板研磨装置

Country Status (7)

Country Link
US (3) US20040242121A1 (https=)
EP (1) EP1641597A4 (https=)
JP (1) JP2006525878A (https=)
KR (1) KR20060009327A (https=)
CN (1) CN1791490B (https=)
TW (1) TWI338605B (https=)
WO (1) WO2004101223A1 (https=)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020137653A1 (ja) * 2018-12-26 2020-07-02 株式会社荏原製作所 光学式膜厚測定システムの洗浄方法
JP2021003761A (ja) * 2019-06-26 2021-01-14 株式会社荏原製作所 光学式表面監視装置の洗浄方法
JP2021030408A (ja) * 2019-08-29 2021-03-01 株式会社荏原製作所 研磨装置および研磨方法
JP2022002870A (ja) * 2017-07-24 2022-01-11 株式会社荏原製作所 研磨方法
KR20220100110A (ko) * 2016-09-15 2022-07-14 어플라이드 머티어리얼스, 인코포레이티드 화학 기계적 폴리싱 스마트 링
KR20250019583A (ko) 2023-08-01 2025-02-10 가부시키가이샤 에바라 세이사꾸쇼 연마 장치

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7112960B2 (en) 2003-07-31 2006-09-26 Applied Materials, Inc. Eddy current system for in-situ profile measurement
EP1710048B1 (en) * 2004-01-28 2013-06-12 Nikon Corporation Polishing pad surface shape measuring instrument, method of using polishing pad surface shape measuring instrument, method of measuring apex angle of cone of polishing pad, method of measuring depth of groove of polishing pad, cmp polisher, and method of manufacturing semiconductor device
CN1972780B (zh) * 2004-06-21 2010-09-08 株式会社荏原制作所 抛光设备和抛光方法
KR100568258B1 (ko) * 2004-07-01 2006-04-07 삼성전자주식회사 화학적 기계적 연마용 연마 패드 및 이를 이용하는 화학적기계적 연마 장치
US7153191B2 (en) * 2004-08-20 2006-12-26 Micron Technology, Inc. Polishing liquids for activating and/or conditioning fixed abrasive polishing pads, and associated systems and methods
JP2006159317A (ja) * 2004-12-03 2006-06-22 Asahi Sunac Corp 研磨パッドのドレッシング方法
KR101398570B1 (ko) * 2005-08-22 2014-05-22 어플라이드 머티어리얼스, 인코포레이티드 화학적 기계적 폴리싱의 스펙트럼 기반 모니터링을 위한 장치 및 방법
US7226339B2 (en) * 2005-08-22 2007-06-05 Applied Materials, Inc. Spectrum based endpointing for chemical mechanical polishing
JP4675803B2 (ja) * 2006-03-10 2011-04-27 東京エレクトロン株式会社 平坦化装置
US7494929B2 (en) * 2006-04-27 2009-02-24 Applied Materials, Inc. Automatic gain control
JP4745920B2 (ja) * 2006-08-28 2011-08-10 三菱重工業株式会社 放電電極、薄膜製造装置、及び太陽電池の製造方法
DE102006047207B3 (de) * 2006-10-05 2008-07-03 Fachhochschule Koblenz Optischer Drehverteiler für Lichtwellenleiter
US7998358B2 (en) 2006-10-31 2011-08-16 Applied Materials, Inc. Peak-based endpointing for chemical mechanical polishing
US8352061B2 (en) 2008-11-14 2013-01-08 Applied Materials, Inc. Semi-quantitative thickness determination
WO2010082992A2 (en) * 2009-01-16 2010-07-22 Applied Materials, Inc. Polishing pad and system with window support
US8157614B2 (en) * 2009-04-30 2012-04-17 Applied Materials, Inc. Method of making and apparatus having windowless polishing pad and protected fiber
US10188958B2 (en) 2009-05-28 2019-01-29 Anki, Inc. Automated detection of surface layout
US9155961B2 (en) 2009-05-28 2015-10-13 Anki, Inc. Mobile agents for manipulating, moving, and/or reorienting components
US8882560B2 (en) 2009-05-28 2014-11-11 Anki, Inc. Integration of a robotic system with one or more mobile computing devices
EP2786791A3 (en) 2009-05-28 2015-01-07 Anki, Inc. Distributed system of autonomously controlled mobile agents
WO2011056485A2 (en) 2009-11-03 2011-05-12 Applied Materials, Inc. Endpoint method using peak location of spectra contour plots versus time
KR101165208B1 (ko) * 2009-11-18 2012-07-16 주식회사 케이엔제이 평판디스플레이패널의 연마방법
GB2482119B (en) 2010-07-19 2013-01-23 China Ind Ltd Racing vehicle game
CN102278967A (zh) * 2011-03-10 2011-12-14 清华大学 抛光液厚度测量装置、测量方法和化学机械抛光设备
CN102221416B (zh) * 2011-03-10 2012-10-10 清华大学 抛光液物理参数测量装置、测量方法和化学机械抛光设备
US8380024B1 (en) * 2011-08-17 2013-02-19 Princetel Inc. Integrated electro-optical fluid rotary joint
JP2013222856A (ja) * 2012-04-17 2013-10-28 Ebara Corp 研磨装置および研磨方法
US10279311B2 (en) * 2012-08-21 2019-05-07 Taiwan Semiconductor Manufacturing Co., Ltd. System and method for operating chemical mechanical polishing process
US9079287B2 (en) * 2013-03-12 2015-07-14 Macronix International Co., Ltd. CMP polishing pad detector and system
JP6145342B2 (ja) * 2013-07-12 2017-06-07 株式会社荏原製作所 膜厚測定装置、膜厚測定方法、および膜厚測定装置を備えた研磨装置
US9966281B2 (en) * 2013-11-15 2018-05-08 Taiwan Semiconductor Manufacturing Company, Ltd. Methods and systems for chemical mechanical polish cleaning
TWI652735B (zh) 2014-10-09 2019-03-01 美商應用材料股份有限公司 具有內部通道的化學機械研磨墊
JP6313196B2 (ja) * 2014-11-20 2018-04-18 株式会社荏原製作所 研磨面洗浄装置、研磨装置、および研磨面洗浄装置の製造方法
US9996369B2 (en) 2015-01-05 2018-06-12 Anki, Inc. Adaptive data analytics service
US9902415B2 (en) * 2016-02-15 2018-02-27 Lam Research Corporation Universal service cart for semiconductor system maintenance
KR102642988B1 (ko) * 2016-11-09 2024-03-06 삼성디스플레이 주식회사 기판 연마 장치 및 방법
JP6951229B2 (ja) 2017-01-05 2021-10-20 株式会社Screenホールディングス 基板洗浄装置および基板洗浄方法
WO2018128093A1 (ja) 2017-01-05 2018-07-12 株式会社Screenホールディングス 基板洗浄装置および基板洗浄方法
CN108630561B (zh) * 2017-03-15 2021-10-15 北京北方华创微电子装备有限公司 基片表面的检测装置和检测方法、传片腔室
RU173875U1 (ru) * 2017-03-17 2017-09-15 Акционерное общество "Московский вертолетный завод им. М.Л. Миля" Эталонное устройство для оценки светотехнических характеристик
JP6948878B2 (ja) * 2017-08-22 2021-10-13 ラピスセミコンダクタ株式会社 半導体製造装置及び半導体基板の研磨方法
JP6974087B2 (ja) * 2017-09-14 2021-12-01 株式会社ディスコ 切削装置
CN107745330B (zh) * 2017-11-28 2024-07-05 合肥波林新材料股份有限公司 一种端面研磨装置
WO2019133724A1 (en) * 2017-12-28 2019-07-04 Sinmat, Inc. Cmp polishing pad conditioner
CN110153872B (zh) * 2018-02-14 2021-03-26 台湾积体电路制造股份有限公司 研磨系统、晶片夹持装置及晶片的研磨方法
JP7022647B2 (ja) * 2018-05-08 2022-02-18 株式会社荏原製作所 光透過性部材、研磨パッドおよび基板研磨装置
US11878388B2 (en) * 2018-06-15 2024-01-23 Taiwan Semiconductor Manufacturing Company, Ltd. Polishing pad, polishing apparatus and method of manufacturing semiconductor package using the same
JP2020001162A (ja) * 2018-06-28 2020-01-09 株式会社荏原製作所 研磨パッド積層体、研磨パッド位置決め治具、および研磨パッドを研磨テーブルに貼り付ける方法
US20200361052A1 (en) * 2019-05-16 2020-11-19 Micron Technology, Inc. Planarization endpoint determination
US11389923B2 (en) * 2020-03-12 2022-07-19 Bruker Nano, Inc. Chemical-mechanical polishing system with a potentiostat and pulsed-force applied to a workpiece
US12318881B2 (en) * 2021-03-29 2025-06-03 Ebara Corporation Substrate polishing apparatus and substrate polishing method
CN117140236B (zh) * 2023-10-25 2024-01-26 苏州博宏源机械制造有限公司 一种晶圆厚度在线测量装置及方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001235311A (ja) * 1999-12-13 2001-08-31 Ebara Corp 基板膜厚測定方法、基板膜厚測定装置及び基板処理装置
JP2002198341A (ja) * 2000-12-25 2002-07-12 Toshiba Corp 化学的機械的研磨処理システム及び化学的機械的研磨方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6614529B1 (en) * 1992-12-28 2003-09-02 Applied Materials, Inc. In-situ real-time monitoring technique and apparatus for endpoint detection of thin films during chemical/mechanical polishing planarization
JPH10229061A (ja) * 1997-02-13 1998-08-25 Nikon Corp 研磨量測定装置
US6142855A (en) * 1997-10-31 2000-11-07 Canon Kabushiki Kaisha Polishing apparatus and polishing method
US6271047B1 (en) * 1998-05-21 2001-08-07 Nikon Corporation Layer-thickness detection methods and apparatus for wafers and the like, and polishing apparatus comprising same
US6361646B1 (en) * 1998-06-08 2002-03-26 Speedfam-Ipec Corporation Method and apparatus for endpoint detection for chemical mechanical polishing
US6146242A (en) * 1999-06-11 2000-11-14 Strasbaugh, Inc. Optical view port for chemical mechanical planarization endpoint detection
US6454630B1 (en) * 1999-09-14 2002-09-24 Applied Materials, Inc. Rotatable platen having a transparent window for a chemical mechanical polishing apparatus and method of making the same
US6671051B1 (en) * 1999-09-15 2003-12-30 Kla-Tencor Apparatus and methods for detecting killer particles during chemical mechanical polishing
US6628397B1 (en) * 1999-09-15 2003-09-30 Kla-Tencor Apparatus and methods for performing self-clearing optical measurements
US6707540B1 (en) * 1999-12-23 2004-03-16 Kla-Tencor Corporation In-situ metalization monitoring using eddy current and optical measurements
US6878038B2 (en) * 2000-07-10 2005-04-12 Applied Materials Inc. Combined eddy current sensing and optical monitoring for chemical mechanical polishing
US6609947B1 (en) * 2000-08-30 2003-08-26 Micron Technology, Inc. Planarizing machines and control systems for mechanical and/or chemical-mechanical planarization of micro electronic substrates
US6790768B2 (en) * 2001-07-11 2004-09-14 Applied Materials Inc. Methods and apparatus for polishing substrates comprising conductive and dielectric materials with reduced topographical defects
JP2003057027A (ja) * 2001-08-10 2003-02-26 Ebara Corp 測定装置
US6599765B1 (en) * 2001-12-12 2003-07-29 Lam Research Corporation Apparatus and method for providing a signal port in a polishing pad for optical endpoint detection
US7175503B2 (en) * 2002-02-04 2007-02-13 Kla-Tencor Technologies Corp. Methods and systems for determining a characteristic of polishing within a zone on a specimen from combined output signals of an eddy current device
US7226339B2 (en) * 2005-08-22 2007-06-05 Applied Materials, Inc. Spectrum based endpointing for chemical mechanical polishing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001235311A (ja) * 1999-12-13 2001-08-31 Ebara Corp 基板膜厚測定方法、基板膜厚測定装置及び基板処理装置
JP2002198341A (ja) * 2000-12-25 2002-07-12 Toshiba Corp 化学的機械的研磨処理システム及び化学的機械的研磨方法

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KR102564376B1 (ko) * 2016-09-15 2023-08-04 어플라이드 머티어리얼스, 인코포레이티드 화학 기계적 폴리싱 스마트 링
KR20220100110A (ko) * 2016-09-15 2022-07-14 어플라이드 머티어리얼스, 인코포레이티드 화학 기계적 폴리싱 스마트 링
JP2022002870A (ja) * 2017-07-24 2022-01-11 株式会社荏原製作所 研磨方法
JP7316785B2 (ja) 2018-12-26 2023-07-28 株式会社荏原製作所 光学式膜厚測定システムの洗浄方法
WO2020137653A1 (ja) * 2018-12-26 2020-07-02 株式会社荏原製作所 光学式膜厚測定システムの洗浄方法
KR20210106479A (ko) * 2018-12-26 2021-08-30 가부시키가이샤 에바라 세이사꾸쇼 광학식 막 두께 측정 시스템의 세정 방법
KR102815099B1 (ko) * 2018-12-26 2025-06-04 가부시키가이샤 에바라 세이사꾸쇼 광학식 막 두께 측정 시스템의 세정 방법
TWI843783B (zh) * 2018-12-26 2024-06-01 日商荏原製作所股份有限公司 光學式膜厚量測系統之清洗方法
US11919048B2 (en) 2018-12-26 2024-03-05 Ebara Corporation Method of cleaning an optical film-thickness measuring system
JP2020104191A (ja) * 2018-12-26 2020-07-09 株式会社荏原製作所 光学式膜厚測定システムの洗浄方法
US11833641B2 (en) 2019-06-26 2023-12-05 Ebara Corporation Cleaning method for optical surface monitoring device
JP2023101596A (ja) * 2019-06-26 2023-07-21 株式会社荏原製作所 光学式表面監視装置の洗浄方法
JP2021003761A (ja) * 2019-06-26 2021-01-14 株式会社荏原製作所 光学式表面監視装置の洗浄方法
JP7596438B2 (ja) 2019-06-26 2024-12-09 株式会社荏原製作所 光学式表面監視装置の洗浄方法
JP7638617B2 (ja) 2019-06-26 2025-03-04 株式会社荏原製作所 光学式表面監視装置の洗浄方法
WO2021039401A1 (ja) * 2019-08-29 2021-03-04 株式会社荏原製作所 研磨装置および研磨方法
JP7403998B2 (ja) 2019-08-29 2023-12-25 株式会社荏原製作所 研磨装置および研磨方法
KR20220049596A (ko) * 2019-08-29 2022-04-21 가부시키가이샤 에바라 세이사꾸쇼 연마 장치 및 연마 방법
JP2021030408A (ja) * 2019-08-29 2021-03-01 株式会社荏原製作所 研磨装置および研磨方法
KR102846970B1 (ko) 2019-08-29 2025-08-18 가부시키가이샤 에바라 세이사꾸쇼 연마 장치 및 연마 방법
KR20250019583A (ko) 2023-08-01 2025-02-10 가부시키가이샤 에바라 세이사꾸쇼 연마 장치

Also Published As

Publication number Publication date
CN1791490B (zh) 2010-12-08
WO2004101223A1 (en) 2004-11-25
US20070173177A1 (en) 2007-07-26
KR20060009327A (ko) 2006-01-31
EP1641597A1 (en) 2006-04-05
US20060105679A1 (en) 2006-05-18
US7214122B2 (en) 2007-05-08
EP1641597A4 (en) 2007-10-31
CN1791490A (zh) 2006-06-21
TW200507984A (en) 2005-03-01
US20040242121A1 (en) 2004-12-02
TWI338605B (en) 2011-03-11
US7507144B2 (en) 2009-03-24

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