JP4508423B2 - プラズマ処理システムにおいてエッチング終点を決定するための方法および装置 - Google Patents
プラズマ処理システムにおいてエッチング終点を決定するための方法および装置 Download PDFInfo
- Publication number
- JP4508423B2 JP4508423B2 JP2000572928A JP2000572928A JP4508423B2 JP 4508423 B2 JP4508423 B2 JP 4508423B2 JP 2000572928 A JP2000572928 A JP 2000572928A JP 2000572928 A JP2000572928 A JP 2000572928A JP 4508423 B2 JP4508423 B2 JP 4508423B2
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- Japan
- Prior art keywords
- current
- electrode
- signal
- circuit
- end point
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005530 etching Methods 0.000 title claims description 120
- 238000000034 method Methods 0.000 title claims description 71
- 238000012545 processing Methods 0.000 title claims description 17
- 238000012937 correction Methods 0.000 claims description 72
- 239000000758 substrate Substances 0.000 claims description 64
- 238000012544 monitoring process Methods 0.000 claims description 50
- 230000008569 process Effects 0.000 claims description 40
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000008859 change Effects 0.000 description 27
- 238000010586 diagram Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 239000000523 sample Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 229920005591 polysilicon Polymers 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000000112 cooling gas Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910021341 titanium silicide Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/20—Sequence of activities consisting of a plurality of measurements, corrections, marking or sorting steps
- H01L22/26—Acting in response to an ongoing measurement without interruption of processing, e.g. endpoint detection, in-situ thickness measurement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32917—Plasma diagnostics
- H01J37/32935—Monitoring and controlling tubes by information coming from the object and/or discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32917—Plasma diagnostics
- H01J37/32935—Monitoring and controlling tubes by information coming from the object and/or discharge
- H01J37/32963—End-point detection
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Drying Of Semiconductors (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/164,389 | 1998-09-30 | ||
| US09/164,389 US6228278B1 (en) | 1998-09-30 | 1998-09-30 | Methods and apparatus for determining an etch endpoint in a plasma processing system |
| PCT/US1999/021336 WO2000019520A1 (en) | 1998-09-30 | 1999-09-15 | Methods and apparatus for determining an etch endpoint in a plasma processing system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002526924A JP2002526924A (ja) | 2002-08-20 |
| JP2002526924A5 JP2002526924A5 (enExample) | 2006-12-14 |
| JP4508423B2 true JP4508423B2 (ja) | 2010-07-21 |
Family
ID=22594268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000572928A Expired - Fee Related JP4508423B2 (ja) | 1998-09-30 | 1999-09-15 | プラズマ処理システムにおいてエッチング終点を決定するための方法および装置 |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US6228278B1 (enExample) |
| EP (1) | EP1118113A1 (enExample) |
| JP (1) | JP4508423B2 (enExample) |
| KR (1) | KR100704345B1 (enExample) |
| CN (1) | CN1215546C (enExample) |
| AU (1) | AU5925999A (enExample) |
| TW (1) | TW429469B (enExample) |
| WO (1) | WO2000019520A1 (enExample) |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7583492B2 (en) * | 1998-09-30 | 2009-09-01 | Lam Research Corporation | Method of determining the correct average bias compensation voltage during a plasma process |
| US6790375B1 (en) * | 1998-09-30 | 2004-09-14 | Lam Research Corporation | Dechucking method and apparatus for workpieces in vacuum processors |
| US7218503B2 (en) * | 1998-09-30 | 2007-05-15 | Lam Research Corporation | Method of determining the correct average bias compensation voltage during a plasma process |
| US6517669B2 (en) * | 1999-02-26 | 2003-02-11 | Micron Technology, Inc. | Apparatus and method of detecting endpoint of a dielectric etch |
| US6930049B2 (en) * | 2000-08-24 | 2005-08-16 | Texas Instruments Incorporated | Endpoint control for small open area by RF source parameter Vdc |
| US6861362B2 (en) * | 2001-06-29 | 2005-03-01 | Lam Research Corporation | Self-aligned contact process implementing bias compensation etch endpoint detection and methods for implementing the same |
| US6837965B2 (en) * | 2002-08-14 | 2005-01-04 | Aaron D. Gustafson | Method and apparatus for etch processing with end point detection thereof |
| US20040173469A1 (en) * | 2003-03-04 | 2004-09-09 | Ryujiro Udo | Plasma processing apparatus and method for manufacturing electrostatic chuck |
| US7264676B2 (en) * | 2003-09-11 | 2007-09-04 | United Microelectronics Corp. | Plasma apparatus and method capable of adaptive impedance matching |
| US8105367B2 (en) | 2003-09-29 | 2012-01-31 | Smith & Nephew, Inc. | Bone plate and bone plate assemblies including polyaxial fasteners |
| US7115210B2 (en) * | 2004-02-02 | 2006-10-03 | International Business Machines Corporation | Measurement to determine plasma leakage |
| US6952014B1 (en) * | 2004-04-06 | 2005-10-04 | Qualcomm Inc | End-point detection for FIB circuit modification |
| US7595972B2 (en) * | 2004-04-09 | 2009-09-29 | Varian Semiconductor Equipment Associates, Inc. | Clamp for use in processing semiconductor workpieces |
| DE102004030723A1 (de) * | 2004-06-25 | 2006-02-02 | VenTec Gesellschaft für Venturekapital und Unternehmensberatung mbH | Mobiler, elektrostatischer Substrathalter |
| CN100359660C (zh) * | 2005-01-27 | 2008-01-02 | 北京北方微电子基地设备工艺研究中心有限责任公司 | 一种等离子体刻蚀工艺的终点检测方法 |
| CN100365788C (zh) * | 2005-01-27 | 2008-01-30 | 北京北方微电子基地设备工艺研究中心有限责任公司 | 一种多晶硅栅刻蚀终点的检测装置 |
| US7578301B2 (en) * | 2005-03-28 | 2009-08-25 | Lam Research Corporation | Methods and apparatus for determining the endpoint of a cleaning or conditioning process in a plasma processing system |
| CA2616798C (en) | 2005-07-25 | 2014-01-28 | Smith & Nephew, Inc. | Systems and methods for using polyaxial plates |
| US8382807B2 (en) | 2005-07-25 | 2013-02-26 | Smith & Nephew, Inc. | Systems and methods for using polyaxial plates |
| US7662648B2 (en) * | 2005-08-31 | 2010-02-16 | Micron Technology, Inc. | Integrated circuit inspection system |
| JP5094002B2 (ja) * | 2005-09-06 | 2012-12-12 | ルネサスエレクトロニクス株式会社 | プラズマ処理装置およびその異常放電抑止方法 |
| CN100344793C (zh) * | 2005-11-02 | 2007-10-24 | 北京大学 | 一种对等离子体刻蚀进行定量监测的方法及结构 |
| US20070122920A1 (en) * | 2005-11-29 | 2007-05-31 | Bornstein William B | Method for improved control of critical dimensions of etched structures on semiconductor wafers |
| JP4986459B2 (ja) * | 2006-01-24 | 2012-07-25 | ルネサスエレクトロニクス株式会社 | 半導体集積回路装置 |
| EP1992065B1 (de) * | 2006-03-08 | 2011-09-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung zur nachbildung der symmetrischen und asymmetrischen impedanz einer asynchronmaschine |
| JP4802018B2 (ja) * | 2006-03-09 | 2011-10-26 | 筑波精工株式会社 | 静電保持装置及びそれを用いた真空環境装置並びにアライメント装置又は貼り合わせ装置 |
| JP5160802B2 (ja) * | 2007-03-27 | 2013-03-13 | 東京エレクトロン株式会社 | プラズマ処理装置 |
| US7744691B2 (en) * | 2007-04-10 | 2010-06-29 | Calcium Silicate Corporation | Energy conserving pozzolan compositions and cements incorporating same |
| US7864502B2 (en) * | 2007-05-15 | 2011-01-04 | International Business Machines Corporation | In situ monitoring of wafer charge distribution in plasma processing |
| US8343305B2 (en) * | 2007-09-04 | 2013-01-01 | Lam Research Corporation | Method and apparatus for diagnosing status of parts in real time in plasma processing equipment |
| KR100961203B1 (ko) * | 2008-04-29 | 2010-06-09 | 주식회사 하이닉스반도체 | 스페이서 패터닝 기술을 이용한 미세 패턴 형성 방법 |
| JP2010199429A (ja) * | 2009-02-26 | 2010-09-09 | Fujifilm Corp | プラズマエッチング方法及びプラズマエッチング装置並びに液体吐出ヘッドの製造方法 |
| US8906164B2 (en) * | 2010-08-05 | 2014-12-09 | Lam Research Corporation | Methods for stabilizing contact surfaces of electrostatic chucks |
| CN103717179B (zh) | 2011-06-15 | 2017-08-08 | 史密夫和内修有限公司 | 可变角度锁定植入物 |
| US9076831B2 (en) * | 2011-11-04 | 2015-07-07 | Lam Research Corporation | Substrate clamping system and method for operating the same |
| CN103395741B (zh) * | 2013-07-31 | 2016-06-01 | 杭州士兰微电子股份有限公司 | 微机电工艺监控结构和监控方法 |
| US9543225B2 (en) * | 2014-04-29 | 2017-01-10 | Lam Research Corporation | Systems and methods for detecting endpoint for through-silicon via reveal applications |
| US20150364550A1 (en) | 2014-06-16 | 2015-12-17 | Infineon Technologies Ag | Optimized layer for semiconductor |
| US10993750B2 (en) | 2015-09-18 | 2021-05-04 | Smith & Nephew, Inc. | Bone plate |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4381965A (en) | 1982-01-06 | 1983-05-03 | Drytek, Inc. | Multi-planar electrode plasma etching |
| US4473435A (en) | 1983-03-23 | 1984-09-25 | Drytek | Plasma etchant mixture |
| US5045149A (en) | 1988-10-24 | 1991-09-03 | Vlsi Technology, Inc. | Method and apparatus for end point detection |
| JPH0374843A (ja) * | 1989-08-16 | 1991-03-29 | Tadahiro Omi | ドライエッチング装置および方法 |
| US5013400A (en) | 1990-01-30 | 1991-05-07 | General Signal Corporation | Dry etch process for forming champagne profiles, and dry etch apparatus |
| US5198072A (en) * | 1990-07-06 | 1993-03-30 | Vlsi Technology, Inc. | Method and apparatus for detecting imminent end-point when etching dielectric layers in a plasma etch system |
| US5248371A (en) | 1992-08-13 | 1993-09-28 | General Signal Corporation | Hollow-anode glow discharge apparatus |
| JPH06124998A (ja) * | 1992-10-12 | 1994-05-06 | Tadahiro Omi | プラズマ処理装置 |
| US5308414A (en) | 1992-12-23 | 1994-05-03 | International Business Machines Corporation | Method and apparatus for optical emission end point detection in plasma etching processes |
| KR100290748B1 (ko) | 1993-01-29 | 2001-06-01 | 히가시 데쓰로 | 플라즈마 처리장치 |
| US5557215A (en) | 1993-05-12 | 1996-09-17 | Tokyo Electron Limited | Self-bias measuring method, apparatus thereof and electrostatic chucking apparatus |
| JP3306677B2 (ja) * | 1993-05-12 | 2002-07-24 | 東京エレクトロン株式会社 | 自己バイアス測定方法及び装置並びに静電吸着装置 |
| US5535507A (en) | 1993-12-20 | 1996-07-16 | International Business Machines Corporation | Method of making electrostatic chuck with oxide insulator |
| US5576629A (en) * | 1994-10-24 | 1996-11-19 | Fourth State Technology, Inc. | Plasma monitoring and control method and system |
| US5708250A (en) | 1996-03-29 | 1998-01-13 | Lam Resarch Corporation | Voltage controller for electrostatic chuck of vacuum plasma processors |
| US5812361A (en) | 1996-03-29 | 1998-09-22 | Lam Research Corporation | Dynamic feedback electrostatic wafer chuck |
| US5737175A (en) | 1996-06-19 | 1998-04-07 | Lam Research Corporation | Bias-tracking D.C. power circuit for an electrostatic chuck |
| GB9620151D0 (en) * | 1996-09-27 | 1996-11-13 | Surface Tech Sys Ltd | Plasma processing apparatus |
| US5737177A (en) * | 1996-10-17 | 1998-04-07 | Applied Materials, Inc. | Apparatus and method for actively controlling the DC potential of a cathode pedestal |
| US5933314A (en) | 1997-06-27 | 1999-08-03 | Lam Research Corp. | Method and an apparatus for offsetting plasma bias voltage in bi-polar electro-static chucks |
| US6101971A (en) * | 1998-05-13 | 2000-08-15 | Axcelis Technologies, Inc. | Ion implantation control using charge collection, optical emission spectroscopy and mass analysis |
-
1998
- 1998-09-30 US US09/164,389 patent/US6228278B1/en not_active Expired - Lifetime
-
1999
- 1999-09-14 TW TW088115804A patent/TW429469B/zh active
- 1999-09-15 AU AU59259/99A patent/AU5925999A/en not_active Abandoned
- 1999-09-15 KR KR1020017004125A patent/KR100704345B1/ko not_active Expired - Fee Related
- 1999-09-15 CN CNB998116130A patent/CN1215546C/zh not_active Expired - Fee Related
- 1999-09-15 EP EP99946963A patent/EP1118113A1/en not_active Withdrawn
- 1999-09-15 WO PCT/US1999/021336 patent/WO2000019520A1/en not_active Ceased
- 1999-09-15 JP JP2000572928A patent/JP4508423B2/ja not_active Expired - Fee Related
-
2001
- 2001-02-23 US US09/792,376 patent/US6562187B2/en not_active Expired - Lifetime
-
2003
- 2003-03-27 US US10/401,640 patent/US20030183335A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US6228278B1 (en) | 2001-05-08 |
| CN1439173A (zh) | 2003-08-27 |
| KR20010075508A (ko) | 2001-08-09 |
| US20030183335A1 (en) | 2003-10-02 |
| KR100704345B1 (ko) | 2007-04-05 |
| US6562187B2 (en) | 2003-05-13 |
| US20010004921A1 (en) | 2001-06-28 |
| TW429469B (en) | 2001-04-11 |
| AU5925999A (en) | 2000-04-17 |
| WO2000019520A1 (en) | 2000-04-06 |
| JP2002526924A (ja) | 2002-08-20 |
| EP1118113A1 (en) | 2001-07-25 |
| CN1215546C (zh) | 2005-08-17 |
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