TWI346691B - Photocrosslinkable materials - Google Patents

Photocrosslinkable materials

Info

Publication number
TWI346691B
TWI346691B TW094135659A TW94135659A TWI346691B TW I346691 B TWI346691 B TW I346691B TW 094135659 A TW094135659 A TW 094135659A TW 94135659 A TW94135659 A TW 94135659A TW I346691 B TWI346691 B TW I346691B
Authority
TW
Taiwan
Prior art keywords
photocrosslinkable materials
photocrosslinkable
materials
Prior art date
Application number
TW094135659A
Other languages
English (en)
Other versions
TW200628592A (en
Inventor
Zoubair Mohammed Cherkaoui
Thomas Bachels
Guy Marck
Andreas Schuster
Hubert Seiberle
Original Assignee
Rolic Ag
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 Rolic Ag filed Critical Rolic Ag
Publication of TW200628592A publication Critical patent/TW200628592A/zh
Application granted granted Critical
Publication of TWI346691B publication Critical patent/TWI346691B/zh

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1337Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133711Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • G02F1/133723Polyimide, polyamide-imide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular 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
    • C08G73/02Polyamines
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C219/00Compounds containing amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C219/32Compounds containing amino and esterified hydroxy groups bound to the same carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings and esterified hydroxy groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C229/00Compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C229/52Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton
    • C07C229/54Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton with amino and carboxyl groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
    • C07C229/60Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton with amino and carboxyl groups bound to carbon atoms of the same non-condensed six-membered aromatic ring with amino and carboxyl groups bound in meta- or para- positions
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular 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
    • C08G73/06Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular 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
    • C08G73/06Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1075Partially aromatic polyimides
    • C08G73/1078Partially aromatic polyimides wholly aromatic in the diamino moiety
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/28Treatment by wave energy or particle radiation
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/04Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/38Polymers
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00Systems containing only non-condensed rings
    • C07C2601/12Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14The ring being saturated
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/02Alignment layer characterised by chemical composition
    • C09K2323/027Polyimide
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/02Alignment layer characterised by chemical composition
    • C09K2323/027Polyimide
    • C09K2323/0271Polyimidfluoride
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1337Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/13378Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • G02F1/133788Surface-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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Crystal (AREA)
TW094135659A 2004-10-13 2005-10-13 Photocrosslinkable materials TWI346691B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04405643 2004-10-13

Publications (2)

Publication Number Publication Date
TW200628592A TW200628592A (en) 2006-08-16
TWI346691B true TWI346691B (en) 2011-08-11

Family

ID=34932318

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094135659A TWI346691B (en) 2004-10-13 2005-10-13 Photocrosslinkable materials

Country Status (7)

Country Link
US (1) US7687118B2 (zh)
EP (1) EP1799791B1 (zh)
JP (2) JP5301834B2 (zh)
KR (1) KR101170417B1 (zh)
CN (1) CN101040028B (zh)
TW (1) TWI346691B (zh)
WO (1) WO2006039824A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11667757B2 (en) 2020-12-31 2023-06-06 Industrial Technology Research Institute Polymer, composition, and polysiloxane-polyimide material thereof

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006039824A1 (en) * 2004-10-13 2006-04-20 Rolic Ag Photocrosslinkable materials
EP1801097A1 (en) * 2005-12-23 2007-06-27 Rolic AG Photocrosslinkable materials
EP1860094A1 (en) * 2006-05-23 2007-11-28 Rolic AG Photocrosslinkable materials
EP2305631A1 (en) * 2005-12-23 2011-04-06 Rolic AG Photocrosslinkable materials
KR101318953B1 (ko) * 2006-02-22 2013-10-17 주식회사 동진쎄미켐 수직배향모드의 액정표시소자의 배향재료 및 이의제조방법
JP5092382B2 (ja) * 2006-12-13 2012-12-05 Jnc株式会社 液晶類似構造を有するジアミン
EP1975687A1 (en) * 2007-03-29 2008-10-01 Rolic AG Method of uniform and defect free liquid crystal aligning layers
US8703863B2 (en) * 2007-04-25 2014-04-22 Nissan Chemical Industries, Ltd. Polyimide precursor, polyimide, and coating solution for under layer film for image formation
JP5077048B2 (ja) * 2007-05-02 2012-11-21 Jsr株式会社 垂直配向型液晶配向剤
KR101612699B1 (ko) * 2007-05-02 2016-04-15 롤리크 아게 열안정성 정렬 물질
CN101687763B (zh) * 2007-05-25 2014-02-19 罗利克有限公司 包含脂环基的光可交联材料
CN101802692B (zh) * 2007-09-26 2011-12-07 Jsr株式会社 液晶取向剂、液晶取向膜以及液晶显示元件
WO2009051207A1 (ja) * 2007-10-19 2009-04-23 Jsr Corporation 液晶配向剤および液晶配向膜の形成方法
JP5444690B2 (ja) * 2007-12-06 2014-03-19 Jsr株式会社 液晶配向剤および液晶表示素子
EP2222815B1 (en) 2007-12-21 2019-05-29 ROLIC Technologies AG Photoalignment composition
US9499649B2 (en) 2007-12-21 2016-11-22 Rolic Ag Functionalized photoreactive compounds
JP4985609B2 (ja) * 2007-12-26 2012-07-25 Jnc株式会社 液晶配向剤、液晶配向膜及び液晶表示素子
WO2010078449A2 (en) 2008-12-31 2010-07-08 Ardelyx, Inc. Compounds and methods for inhibiting nhe-mediated antiport in the treatment of disorders associated with fluid retention or salt overload and gastrointestinal tract disorders
CN102472923B (zh) * 2009-07-08 2014-06-18 夏普株式会社 液晶显示面板及其制造方法
CN102754020B (zh) * 2009-12-14 2016-03-02 日产化学工业株式会社 液晶取向处理剂及使用该处理剂的液晶显示元件
JP5668907B2 (ja) * 2009-12-25 2015-02-12 Jsr株式会社 液晶配向剤、液晶配向膜および液晶表示素子
US9340634B2 (en) * 2010-03-29 2016-05-17 Dic Corporation Polymer for use in liquid crystal alignment layer
JP5637019B2 (ja) * 2010-04-27 2014-12-10 Jsr株式会社 液晶配向剤
JP5537345B2 (ja) * 2010-09-03 2014-07-02 株式会社ジャパンディスプレイ 液晶表示装置
JP5767800B2 (ja) * 2010-11-19 2015-08-19 Jsr株式会社 液晶配向剤および液晶表示素子
KR101387736B1 (ko) * 2010-12-29 2014-04-21 제일모직주식회사 액정 배향제, 이를 이용하여 제조한 액정 배향막 및 상기 액정 배향막을 포함하는 액정표시소자
KR101333711B1 (ko) 2010-12-29 2013-11-27 제일모직주식회사 액정 배향제, 이를 이용하여 제조한 액정 배향막 및 상기 액정 배향막을 포함하는 액정표시소자
US20120172541A1 (en) * 2010-12-30 2012-07-05 Cheil Industries Inc. Liquid Crystal Alignment Agent, Liquid Crystal Alignment Film Manufactured Using the Same, and Liquid Crystal Display Device Including the Liquid Crystal Alignment Film
WO2012133829A1 (ja) * 2011-03-31 2012-10-04 日産化学工業株式会社 液晶配向剤及びそれを用いた液晶配向膜
KR102193256B1 (ko) 2011-08-25 2020-12-23 롤리크 아게 광반응성 화합물
KR101971309B1 (ko) * 2011-10-03 2019-04-22 롤리크 아게 광정렬 재료
JP5939066B2 (ja) * 2011-11-15 2016-06-22 Jsr株式会社 液晶配向剤の製造方法
WO2013073519A1 (ja) * 2011-11-17 2013-05-23 国立大学法人北陸先端科学技術大学院大学 高分子原料及び高分子材料
JP5962381B2 (ja) * 2011-12-27 2016-08-03 Jsr株式会社 液晶配向剤、液晶配向膜、液晶表示素子及び重合体
KR101998907B1 (ko) * 2011-12-28 2019-07-10 닛산 가가쿠 가부시키가이샤 액정 배향제, 액정 배향막, 액정 표시 소자 및 디아민 화합물
TWI635164B (zh) * 2012-04-24 2018-09-11 迪愛生股份有限公司 Liquid crystal composition containing polymerizable compound and liquid crystal display element using same
JP6478052B2 (ja) * 2013-06-25 2019-03-06 日産化学株式会社 液晶配向剤、液晶配向膜、液晶表示素子
JP6451941B2 (ja) * 2014-04-23 2019-01-16 Jsr株式会社 液晶配向剤および液晶表示素子
US10330981B2 (en) * 2014-11-11 2019-06-25 Samsung Display Co., Ltd. Liquid crystal display device
KR102629649B1 (ko) 2015-03-31 2024-01-29 롤리크 아게 광정렬 조성물
CN105218435A (zh) * 2015-10-12 2016-01-06 吉林大学 2,2-二[5-氨基-2-吡啶氧基]-1,1-联萘及其制备方法
WO2017110977A1 (ja) * 2015-12-25 2017-06-29 日産化学工業株式会社 液晶表示素子、液晶光学素子及び液晶構造体安定化膜用組成物
CN106833677A (zh) * 2016-12-29 2017-06-13 深圳市华星光电技术有限公司 一种垂直取向剂材料
CN109485582B (zh) * 2018-11-08 2020-07-17 南京工业大学 一种芴酮基有机凝胶分子及其制备方法和应用
US20210332269A1 (en) * 2018-12-19 2021-10-28 3M Innovative Properties Company Release layers and articles containing them

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6608661B1 (en) * 1992-07-08 2003-08-19 Rolic Ag Photo-oriented polymer network material having desired azimuthal orientation and tilt angle and method for its production
DE4408171A1 (de) * 1994-03-11 1995-09-14 Basf Ag Neue polymerisierbare flüssigkristalline Verbindungen
EP0756193B1 (de) * 1995-07-28 2016-02-17 Rolic AG Verfahren zur Erzeugung von Kippwinkeln in photoorientierten Polymernetzwerkschichten
US6066696A (en) 1996-12-13 2000-05-23 Samsung Display Devices Co. Ltd. Optical alignment composition, alignment layer formed using the same and LCD having the alignment layer
KR19980057674A (ko) * 1996-12-30 1998-09-25 손욱 배향막 형성용 조성물, 이로부터 형성되는 배향막과 이 배향막을 구비한 액정표시소자
DE69806618T2 (de) * 1997-09-25 2003-02-27 Rolic Ag Zug Photovernetzbare polyimide
WO1999049360A1 (en) 1998-03-20 1999-09-30 Rolic Ag LlQUID CRYSTAL ORIENTATION LAYER
US6303742B1 (en) * 1998-04-01 2001-10-16 Kanekafuchi Kagaku Kogyo Kabushiki Kaisha Polyimide compositions
US6194472B1 (en) 1998-04-02 2001-02-27 Akzo Nobel N.V. Petroleum hydrocarbon in water colloidal dispersion
DE60106213T2 (de) * 2000-01-24 2006-03-02 Rolic Ag Photoaktive polyimide, polyamidsäuren oder -ester mit seitenständigen, photovernetzbaren gruppen
EP1277770A1 (en) * 2001-07-17 2003-01-22 Rolic AG Photoactive materials
EP1386910A1 (en) * 2002-07-30 2004-02-04 Rolic AG Photoactive materials
AU2003298567B9 (en) * 2002-08-29 2009-07-23 Temple University - Of The Commonwealth System Of Higher Education Aryl and heteroaryl propene amides, derivatives thereof and therapeutic uses thereof
KR100510133B1 (ko) * 2003-02-08 2005-08-26 삼성전자주식회사 내광성 착색제 및 이를 포함하는 내광성 잉크 조성물
WO2006039824A1 (en) * 2004-10-13 2006-04-20 Rolic Ag Photocrosslinkable materials

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11667757B2 (en) 2020-12-31 2023-06-06 Industrial Technology Research Institute Polymer, composition, and polysiloxane-polyimide material thereof

Also Published As

Publication number Publication date
JP2008515933A (ja) 2008-05-15
WO2006039824A1 (en) 2006-04-20
KR101170417B1 (ko) 2012-08-02
US7687118B2 (en) 2010-03-30
CN101040028B (zh) 2012-03-28
EP1799791B1 (en) 2016-01-13
JP5301834B2 (ja) 2013-09-25
US20080069968A1 (en) 2008-03-20
CN101040028A (zh) 2007-09-19
JP2013056924A (ja) 2013-03-28
TW200628592A (en) 2006-08-16
EP1799791A1 (en) 2007-06-27
KR20070063547A (ko) 2007-06-19

Similar Documents

Publication Publication Date Title
TWI346691B (en) Photocrosslinkable materials
HK1206005A1 (zh) 光可交聯材料
GB2431926B (en) Bioremediation materials
DE602005020252D1 (en) Röhrenförmige prothese
AP2006003810A0 (en) 4-Phenylamino-quinazolin-6-yl-amides
DE602005010905D1 (en) Roboterhandvorrichtung
DE602005007474D1 (en) Substituierte morpholin- und thiomorpholinderivate
DE602005011286D1 (en) Pyrazolopyridinderivate
DE502005007040D1 (en) Laryngoskop
DE602004014986D1 (en) Terminal-box
DE502005007456D1 (en) Nanoemulsionen
DE602005008719D1 (en) Notinformationsschild
DE602005010119D1 (en) Roboterhandvorrichtung
DE602005010440D1 (en) Lymerdispersionen
DE602005025096D1 (en) Rotationsdämpfer
DE502005009795D1 (en) Modulares gelenkprothesensystem
DE602005003029D1 (en) Polyaminoamidmonoepoxyaddukte
DE502004004685D1 (en) Giessmaschine
ZA200700688B (en) Tissue-adhesive materials
DE502005010653D1 (en) Eiten
DE502005006813D1 (en) Common-rail-injektor
DE502004004917D1 (en) Multiaxialkomplex
DE502005004945D1 (en) Auto-splice-system
GB0419025D0 (en) Boardgame
AU2909P (en) DT23 Dianella tasmanica

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees