KR101831006B1 - 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법 - Google Patents

액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법 Download PDF

Info

Publication number
KR101831006B1
KR101831006B1 KR1020137001733A KR20137001733A KR101831006B1 KR 101831006 B1 KR101831006 B1 KR 101831006B1 KR 1020137001733 A KR1020137001733 A KR 1020137001733A KR 20137001733 A KR20137001733 A KR 20137001733A KR 101831006 B1 KR101831006 B1 KR 101831006B1
Authority
KR
South Korea
Prior art keywords
liquid crystal
group
aligning agent
crystal aligning
added
Prior art date
Application number
KR1020137001733A
Other languages
English (en)
Korean (ko)
Other versions
KR20130122931A (ko
Inventor
료이치 아시자와
다니엘 안토니오 사하데
긴야 마츠모토
히로카즈 야마노우치
Original Assignee
닛산 가가쿠 고교 가부시키 가이샤
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 닛산 가가쿠 고교 가부시키 가이샤 filed Critical 닛산 가가쿠 고교 가부시키 가이샤
Publication of KR20130122931A publication Critical patent/KR20130122931A/ko
Application granted granted Critical
Publication of KR101831006B1 publication Critical patent/KR101831006B1/ko

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/58—One oxygen atom, e.g. butenolide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F24/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a heterocyclic ring containing oxygen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
    • C08F290/08—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated side groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08L79/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • G02F1/133723—Polyimide, polyamide-imide
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • G02F1/133788—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation by light irradiation, e.g. linearly polarised light photo-polymerisation
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • G02F1/133715—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films by first depositing a monomer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
KR1020137001733A 2010-06-30 2011-06-30 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법 KR101831006B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JPJP-P-2010-150126 2010-06-30
JP2010150126 2010-06-30
JPJP-P-2011-080763 2011-03-31
JP2011080763 2011-03-31
PCT/JP2011/065101 WO2012002511A1 (ja) 2010-06-30 2011-06-30 液晶配向剤、液晶配向膜、液晶表示素子及び液晶表示素子の製造方法

Publications (2)

Publication Number Publication Date
KR20130122931A KR20130122931A (ko) 2013-11-11
KR101831006B1 true KR101831006B1 (ko) 2018-02-21

Family

ID=45402214

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020137001733A KR101831006B1 (ko) 2010-06-30 2011-06-30 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법

Country Status (5)

Country Link
JP (1) JP5761532B2 (ja)
KR (1) KR101831006B1 (ja)
CN (1) CN103080152B (ja)
TW (1) TWI525085B (ja)
WO (1) WO2012002511A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130038339A (ko) * 2010-06-30 2013-04-17 닛산 가가쿠 고교 가부시키 가이샤 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법 그리고 중합성 화합물

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5776908B2 (ja) * 2010-06-30 2015-09-09 日産化学工業株式会社 液晶配向剤、液晶配向膜及び液晶表示素子並びに液晶表示素子の製造方法
JP6146100B2 (ja) * 2012-06-21 2017-06-14 Jsr株式会社 液晶配向剤、液晶配向膜、位相差フィルム、液晶表示素子及び位相差フィルムの製造方法
KR102143667B1 (ko) * 2012-08-21 2020-08-11 닛산 가가쿠 가부시키가이샤 액정 배향제, 액정 배향막 및 액정 표시 소자
US9791745B2 (en) * 2012-09-07 2017-10-17 Lg Chem, Ltd. Photoalignment polyimide copolymer and liquid crystal alignment layer
TWI636973B (zh) * 2012-10-05 2018-10-01 日商日產化學工業股份有限公司 具有橫向電場驅動型液晶顯示元件用液晶配向膜之基板的製造方法
TWI649411B (zh) * 2013-02-01 2019-02-01 日產化學工業股份有限公司 Liquid crystal alignment treatment agent, liquid crystal alignment film, and liquid crystal display element
CN105378033B (zh) * 2013-05-13 2020-10-27 日产化学工业株式会社 具有横向电场驱动型液晶表示元件用液晶取向膜的基板的制造方法
JP6409780B2 (ja) * 2013-10-04 2018-10-24 日産化学株式会社 重合性液晶化合物、液晶性重合体、液晶性組成物、及び単層塗布型水平配向フィルム
JP6418401B2 (ja) * 2013-10-07 2018-11-07 日産化学株式会社 液晶配向剤、液晶配向膜および液晶表示素子
CN105849629B (zh) * 2013-10-07 2019-04-12 日产化学工业株式会社 液晶表示元件和液晶表示元件的制造方法
CN106164760B (zh) * 2014-01-30 2020-02-11 日产化学工业株式会社 液晶取向剂、液晶取向膜和液晶表示元件
JP6734563B2 (ja) * 2014-02-28 2020-08-05 日産化学株式会社 硬化膜形成組成物、配向材および位相差材
KR102318651B1 (ko) * 2014-06-30 2021-10-28 닛산 가가쿠 가부시키가이샤 경화막 형성 조성물, 배향재 및 위상차재
JP6760075B2 (ja) * 2014-11-04 2020-09-23 日産化学株式会社 ブチロラクトン化合物及び製造方法
CN107108541B (zh) * 2014-11-04 2020-06-19 日产化学工业株式会社 丁内酯化合物的制造方法
EP3246309B1 (en) * 2015-01-13 2020-01-01 Nissan Chemical Corporation Method for treating tin compound in reaction mixture
KR102352286B1 (ko) * 2015-02-05 2022-01-18 삼성디스플레이 주식회사 배향막, 이를 포함한 액정 표시 장치 및 액정 표시 장치의 제조 방법
TWI763035B (zh) * 2015-07-30 2022-05-01 日商日產化學工業股份有限公司 聚合物組成物、具有液晶配向膜之基板及其之製造方法、液晶顯示元件以及側鏈型高分子
CN106188540B (zh) * 2016-07-12 2019-01-22 深圳市华星光电技术有限公司 配向膜材料及配向膜的制作方法、液晶显示面板及其制作方法
TWI782997B (zh) * 2017-06-30 2022-11-11 日商日產化學工業股份有限公司 液晶晶胞之製造方法及液晶顯示元件

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001517719A (ja) 1997-09-25 2001-10-09 ロリク アーゲー 光架橋可能なポリイミド
JP2003307720A (ja) 2002-04-16 2003-10-31 Fujitsu Ltd 液晶表示装置
JP2005528486A (ja) 2002-05-31 2005-09-22 エルシコン・インコーポレーテッド 液晶配向層用ハイブリッドポリマー材料
WO2008044536A1 (fr) 2006-10-05 2008-04-17 Nissan Chemical Industries, Ltd. Composé polymérisable bifonctionnel, composition de cristaux liquides polymérisable et film orienté
JP2008203332A (ja) 2007-02-16 2008-09-04 Nissan Chem Ind Ltd 液晶配向剤およびそれを用いた液晶表示素子
US20090325453A1 (en) * 2008-06-30 2009-12-31 Chi Mei Optoelectronics Corp. Alignment treatment method of substrate for liquid crystal display device and manufacturing method thereof
JP2010031281A (ja) 2002-05-31 2010-02-12 Elsicon Inc 液晶配向層用ハイブリッドポリマー材料
WO2010061490A1 (ja) 2008-11-27 2010-06-03 シャープ株式会社 液晶表示装置及びその製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960024579A (ko) * 1994-12-26 1996-07-20 윤종용 액정표시소자의 배향막 형성방법
KR100465446B1 (ko) * 2001-07-31 2005-01-13 삼성전자주식회사 액정배향막용 광배향재
CN1148608C (zh) * 2001-12-14 2004-05-05 中国科学院长春光学精密机械与物理研究所 一种双端光敏单体的光控取向膜制备方法
JP4522662B2 (ja) * 2003-03-31 2010-08-11 香港科技大学 液晶配向膜用組成物、液晶配向膜、液晶配向膜の製造方法、及びマレイミド化合物
JP2009102245A (ja) * 2007-10-22 2009-05-14 Adeka Corp 重合性化合物及び重合性組成物

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001517719A (ja) 1997-09-25 2001-10-09 ロリク アーゲー 光架橋可能なポリイミド
JP2003307720A (ja) 2002-04-16 2003-10-31 Fujitsu Ltd 液晶表示装置
JP2005528486A (ja) 2002-05-31 2005-09-22 エルシコン・インコーポレーテッド 液晶配向層用ハイブリッドポリマー材料
JP2010031281A (ja) 2002-05-31 2010-02-12 Elsicon Inc 液晶配向層用ハイブリッドポリマー材料
WO2008044536A1 (fr) 2006-10-05 2008-04-17 Nissan Chemical Industries, Ltd. Composé polymérisable bifonctionnel, composition de cristaux liquides polymérisable et film orienté
JP2008203332A (ja) 2007-02-16 2008-09-04 Nissan Chem Ind Ltd 液晶配向剤およびそれを用いた液晶表示素子
US20090325453A1 (en) * 2008-06-30 2009-12-31 Chi Mei Optoelectronics Corp. Alignment treatment method of substrate for liquid crystal display device and manufacturing method thereof
WO2010061490A1 (ja) 2008-11-27 2010-06-03 シャープ株式会社 液晶表示装置及びその製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130038339A (ko) * 2010-06-30 2013-04-17 닛산 가가쿠 고교 가부시키 가이샤 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법 그리고 중합성 화합물
KR101896727B1 (ko) 2010-06-30 2018-09-07 닛산 가가쿠 가부시키가이샤 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법 그리고 중합성 화합물

Also Published As

Publication number Publication date
CN103080152B (zh) 2015-08-26
JP5761532B2 (ja) 2015-08-12
CN103080152A (zh) 2013-05-01
KR20130122931A (ko) 2013-11-11
JPWO2012002511A1 (ja) 2013-08-29
WO2012002511A1 (ja) 2012-01-05
TWI525085B (zh) 2016-03-11
TW201219379A (en) 2012-05-16

Similar Documents

Publication Publication Date Title
KR101831006B1 (ko) 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법
KR101896727B1 (ko) 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법 그리고 중합성 화합물
KR101986398B1 (ko) 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법
KR101688687B1 (ko) 액정 배향제
KR101912955B1 (ko) 중합성 화합물, 액정 배향제, 액정 배향막 및 액정 표시 소자 그리고 액정 표시 소자의 제조 방법
KR101857319B1 (ko) 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법 그리고 중합성 화합물
KR101884044B1 (ko) 액정 배향제, 액정 배향막, 액정 표시 소자 및 액정 표시 소자의 제조 방법
JP6361898B6 (ja) 重合性化合物
KR20160048989A (ko) 액정 배향제, 액정 배향막 및 액정 표시 소자
KR102303303B1 (ko) 액정 배향제, 액정 배향막, 액정 표시 소자
KR20170109604A (ko) 액정 배향제, 액정 표시 소자 및 액정 표시 소자의 제조 방법
KR102357093B1 (ko) 액정 배향제, 액정 배향막, 및 액정 표시 소자
KR102600209B1 (ko) 폴리이미드 전구체, 그리고 그 전구체를 갖는 액정 배향제, 액정 배향막 및 액정 표시 소자
KR20170113594A (ko) 액정 배향제, 액정 배향막, 및 액정 표시 소자

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant