KR102482619B1 - 에칭 방법 - Google Patents

에칭 방법 Download PDF

Info

Publication number
KR102482619B1
KR102482619B1 KR1020160075717A KR20160075717A KR102482619B1 KR 102482619 B1 KR102482619 B1 KR 102482619B1 KR 1020160075717 A KR1020160075717 A KR 1020160075717A KR 20160075717 A KR20160075717 A KR 20160075717A KR 102482619 B1 KR102482619 B1 KR 102482619B1
Authority
KR
South Korea
Prior art keywords
gas
layer
etching
etched
processing
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.)
Active
Application number
KR1020160075717A
Other languages
English (en)
Korean (ko)
Other versions
KR20170000340A (ko
Inventor
다카유키 가츠누마
Original Assignee
도쿄엘렉트론가부시키가이샤
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 도쿄엘렉트론가부시키가이샤 filed Critical 도쿄엘렉트론가부시키가이샤
Publication of KR20170000340A publication Critical patent/KR20170000340A/ko
Application granted granted Critical
Publication of KR102482619B1 publication Critical patent/KR102482619B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/73—Etching of wafers, substrates or parts of devices using masks for insulating materials
    • H01L21/3065—
    • 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
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32082—Radio frequency generated 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
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32192—Microwave generated 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
    • H01J37/32431—Constructional details of the reactor
    • H01J37/3244—Gas supply means
    • 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
    • H01J37/32431—Constructional details of the reactor
    • H01J37/32623—Mechanical discharge control means
    • H01J37/32642—Focus rings
    • H01L21/02315—
    • H01L21/32136—
    • H01L21/32139—
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/65—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials
    • H10P14/6502—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials
    • H10P14/6512—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials by exposure to a gas or vapour
    • H10P14/6514—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed before formation of the materials by exposure to a gas or vapour by exposure to a plasma
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/24—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials
    • H10P50/242—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials of Group IV materials
    • H10P50/244—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials of Group IV materials comprising alternated and repeated etching and passivation steps
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/26—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
    • H10P50/264—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
    • H10P50/266—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
    • H10P50/267—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only using plasmas
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/28—Dry etching; Plasma etching; Reactive-ion etching of insulating materials
    • H10P50/282—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials
    • H10P50/283—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials by chemical means
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/69—Etching of wafers, substrates or parts of devices using masks for semiconductor materials
    • H10P50/691—Etching of wafers, substrates or parts of devices using masks for semiconductor materials for Group V materials or Group III-V materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/71—Etching of wafers, substrates or parts of devices using masks for conductive or resistive materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
    • H10P72/04—Apparatus for manufacture or treatment
    • H10P72/0402—Apparatus for fluid treatment
    • H10P72/0418—Apparatus for fluid treatment for etching
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
    • H10P72/04—Apparatus for manufacture or treatment
    • H10P72/0402—Apparatus for fluid treatment
    • H10P72/0418—Apparatus for fluid treatment for etching
    • H10P72/0421—Apparatus for fluid treatment for etching for drying etching
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
    • H10P72/10—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof using carriers specially adapted therefor, e.g. front opening unified pods [FOUP]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P76/00—Manufacture or treatment of masks on semiconductor bodies, e.g. by lithography or photolithography
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P76/00—Manufacture or treatment of masks on semiconductor bodies, e.g. by lithography or photolithography
    • H10P76/40—Manufacture or treatment of masks on semiconductor bodies, e.g. by lithography or photolithography of masks comprising inorganic materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W20/00—Interconnections in chips, wafers or substrates
    • H10W20/01—Manufacture or treatment
    • H10W20/031—Manufacture or treatment of conductive parts of the interconnections
    • H10W20/032—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers
    • H10W20/052—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers by treatments not introducing additional elements therein
    • H10W20/0523—Manufacture or treatment of conductive parts of the interconnections of conductive barrier, adhesion or liner layers by treatments not introducing additional elements therein by irradiating with ultraviolet or particle radiation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/32—Processing objects by plasma generation
    • H01J2237/33—Processing objects by plasma generation characterised by the type of processing
    • H01J2237/334—Etching
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/24—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials
    • H10P50/242—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials of Group IV materials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Drying Of Semiconductors (AREA)
  • Inorganic Chemistry (AREA)
KR1020160075717A 2015-06-23 2016-06-17 에칭 방법 Active KR102482619B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015125773A JP6529357B2 (ja) 2015-06-23 2015-06-23 エッチング方法
JPJP-P-2015-125773 2015-06-23

Publications (2)

Publication Number Publication Date
KR20170000340A KR20170000340A (ko) 2017-01-02
KR102482619B1 true KR102482619B1 (ko) 2022-12-28

Family

ID=57602823

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020160075717A Active KR102482619B1 (ko) 2015-06-23 2016-06-17 에칭 방법

Country Status (4)

Country Link
US (3) US9899232B2 (https=)
JP (1) JP6529357B2 (https=)
KR (1) KR102482619B1 (https=)
TW (1) TWI697046B (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7022651B2 (ja) 2018-05-28 2022-02-18 東京エレクトロン株式会社 膜をエッチングする方法及びプラズマ処理装置
JP7198609B2 (ja) * 2018-08-21 2023-01-04 東京エレクトロン株式会社 エッチング方法及びプラズマ処理装置
JP6921799B2 (ja) 2018-11-30 2021-08-18 東京エレクトロン株式会社 基板処理方法および基板処理システム
JP7174634B2 (ja) * 2019-01-18 2022-11-17 東京エレクトロン株式会社 膜をエッチングする方法
US10886136B2 (en) * 2019-01-31 2021-01-05 Tokyo Electron Limited Method for processing substrates
JP7190940B2 (ja) * 2019-03-01 2022-12-16 東京エレクトロン株式会社 基板処理方法及び基板処理装置
JP7330046B2 (ja) * 2019-09-30 2023-08-21 東京エレクトロン株式会社 基板処理方法、及び基板処理装置
JP7323409B2 (ja) * 2019-10-01 2023-08-08 東京エレクトロン株式会社 基板処理方法、及び、プラズマ処理装置
JP7398915B2 (ja) 2019-10-01 2023-12-15 東京エレクトロン株式会社 基板処理方法、半導体デバイスの製造方法、及び、プラズマ処理装置
US20210195726A1 (en) * 2019-12-12 2021-06-24 James Andrew Leskosek Linear accelerator using a stacked array of cyclotrons
CN114121641A (zh) * 2020-08-28 2022-03-01 东京毅力科创株式会社 晶片处理方法和等离子体处理装置
US20220310626A1 (en) * 2021-03-29 2022-09-29 Changxin Memory Technologies, Inc. Method for fabricating semiconductor device
KR20240033271A (ko) * 2021-07-27 2024-03-12 도쿄엘렉트론가부시키가이샤 에칭 방법, 반도체 장치의 제조 방법, 에칭 프로그램 및 플라즈마 처리 장치
KR20240000122U (ko) 2022-07-12 2024-01-19 주식회사 피앤피코리아 친환경벽지로 만든 다이어리커버

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090242516A1 (en) 2008-03-31 2009-10-01 Tokyo Electron Limited Plasma etching method and computer readable storage medium
US20130105947A1 (en) * 2011-10-26 2013-05-02 Zeon Corporation High aspect ratio and reduced undercut trench etch process for a semiconductor substrate
US20140120726A1 (en) * 2012-11-01 2014-05-01 Srinivas D. Nemani Method of patterning a low-k dielectric film

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04100229A (ja) * 1990-08-20 1992-04-02 Fujitsu Ltd 半導体装置の製造方法
JPH11195641A (ja) * 1998-01-05 1999-07-21 Matsushita Electric Ind Co Ltd プラズマ処理方法
US6423175B1 (en) * 1999-10-06 2002-07-23 Taiwan Semiconductor Manufacturing Co., Ltd Apparatus and method for reducing particle contamination in an etcher
US6569774B1 (en) * 2000-08-31 2003-05-27 Micron Technology, Inc. Method to eliminate striations and surface roughness caused by dry etch
JP4176365B2 (ja) * 2002-03-25 2008-11-05 東京エレクトロン株式会社 プラズマエッチング方法
US20040241995A1 (en) * 2003-03-27 2004-12-02 Matsushita Electric Industrial Co., Ltd. Etching apparatus and etching method
US7740737B2 (en) * 2004-06-21 2010-06-22 Tokyo Electron Limited Plasma processing apparatus and method
US20060151116A1 (en) * 2005-01-12 2006-07-13 Taiwan Semiconductor Manufacturing Co., Ltd. Focus rings, apparatus in chamber, contact hole and method of forming contact hole
JP4701776B2 (ja) 2005-03-25 2011-06-15 東京エレクトロン株式会社 エッチング方法及びエッチング装置
US7704849B2 (en) * 2007-12-03 2010-04-27 Micron Technology, Inc. Methods of forming trench isolation in silicon of a semiconductor substrate by plasma
US8614151B2 (en) * 2008-01-04 2013-12-24 Micron Technology, Inc. Method of etching a high aspect ratio contact
JP5530088B2 (ja) * 2008-10-20 2014-06-25 東京エレクトロン株式会社 プラズマエッチング方法及びプラズマエッチング装置
JP5466468B2 (ja) * 2009-10-05 2014-04-09 旭化成イーマテリアルズ株式会社 ドライエッチング方法
US9287113B2 (en) * 2012-11-08 2016-03-15 Novellus Systems, Inc. Methods for depositing films on sensitive substrates
JP5860668B2 (ja) * 2011-10-28 2016-02-16 東京エレクトロン株式会社 半導体装置の製造方法
JP2014107387A (ja) * 2012-11-27 2014-06-09 Tokyo Electron Ltd 載置台構造及びフォーカスリングを保持する方法
JP6059048B2 (ja) * 2013-03-11 2017-01-11 東京エレクトロン株式会社 プラズマエッチング方法
JP6140575B2 (ja) * 2013-08-26 2017-05-31 東京エレクトロン株式会社 半導体装置の製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090242516A1 (en) 2008-03-31 2009-10-01 Tokyo Electron Limited Plasma etching method and computer readable storage medium
US20130105947A1 (en) * 2011-10-26 2013-05-02 Zeon Corporation High aspect ratio and reduced undercut trench etch process for a semiconductor substrate
US20140120726A1 (en) * 2012-11-01 2014-05-01 Srinivas D. Nemani Method of patterning a low-k dielectric film

Also Published As

Publication number Publication date
TW201717276A (zh) 2017-05-16
US9899232B2 (en) 2018-02-20
US20160379834A1 (en) 2016-12-29
JP2017011127A (ja) 2017-01-12
US10916442B2 (en) 2021-02-09
US20210134604A1 (en) 2021-05-06
JP6529357B2 (ja) 2019-06-12
KR20170000340A (ko) 2017-01-02
US20180130670A1 (en) 2018-05-10
TWI697046B (zh) 2020-06-21

Similar Documents

Publication Publication Date Title
KR102482619B1 (ko) 에칭 방법
KR102426264B1 (ko) 에칭 방법
KR20260041022A (ko) 막을 에칭하는 방법 및 플라즈마 처리장치
JP6423643B2 (ja) 多層膜をエッチングする方法
JP6541439B2 (ja) エッチング方法
JP6211947B2 (ja) 半導体装置の製造方法
KR102363778B1 (ko) 에칭 방법
JP6339961B2 (ja) エッチング方法
TWI779753B (zh) 電漿處理裝置及被處理體處理方法
JP6454492B2 (ja) 多層膜をエッチングする方法
KR102513051B1 (ko) 에칭 방법
KR102496968B1 (ko) 에칭 방법
KR102348077B1 (ko) 플라즈마 처리 방법
KR102494293B1 (ko) 에칭 방법
KR102505154B1 (ko) 에칭 방법
KR20220099942A (ko) 플라즈마 처리 장치
JP2016076625A (ja) プラズマ処理方法及びプラズマ処理装置
KR20190013663A (ko) 다층막을 에칭하는 방법
JP2015220251A (ja) 被エッチング層をエッチングする方法
KR102362446B1 (ko) 에칭 방법
JP6504827B2 (ja) エッチング方法
KR20170053134A (ko) 피처리체를 처리하는 방법
JP6670672B2 (ja) エッチング方法

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-OTH-PR1001 (AS PROVIDED BY THE NATIONAL OFFICE)

Year of fee payment: 4

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000