AP3052A - Identification and authentication using polymeric liquid crystal material markings - Google Patents

Identification and authentication using polymeric liquid crystal material markings

Info

Publication number
AP3052A
AP3052A AP2011005950A AP2011005950A AP3052A AP 3052 A AP3052 A AP 3052A AP 2011005950 A AP2011005950 A AP 2011005950A AP 2011005950 A AP2011005950 A AP 2011005950A AP 3052 A AP3052 A AP 3052A
Authority
AP
ARIPO
Prior art keywords
authentication
identification
liquid crystal
crystal material
polymeric liquid
Prior art date
Application number
AP2011005950A
Other languages
English (en)
Other versions
AP2011005950A0 (en
Inventor
Xavier Marguerettaz
Frederic Gremaud
Aurelien Commeureuc
Original Assignee
Sicpa Holding Sa
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 Sicpa Holding Sa filed Critical Sicpa Holding Sa
Publication of AP2011005950A0 publication Critical patent/AP2011005950A0/xx
Application granted granted Critical
Publication of AP3052A publication Critical patent/AP3052A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/364—Liquid crystals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/10—Printing inks based on artificial resins
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
    • G06K19/06046—Constructional details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14—Security printing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29—Securities; Bank notes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • C09K19/586—Optically active dopants; chiral dopants
    • C09K19/588—Heterocyclic compounds
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1833—Diffraction gratings comprising birefringent materials
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/006—Patterns of chemical products used for a specific purpose, e.g. pesticides, perfumes, adhesive patterns; use of microencapsulated material; Printing on smoking articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
    • B41M7/0072—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using mechanical wave energy, e.g. ultrasonics; using magnetic or electric fields, e.g. electric discharge, plasma
    • B42D2033/26—
    • B42D2035/14—
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K2019/0444—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
    • C09K2019/0448—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the end chain group being a polymerizable end group, e.g. -Sp-P or acrylate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Finance (AREA)
  • Accounting & Taxation (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Wood Science & Technology (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Credit Cards Or The Like (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Liquid Crystal Substances (AREA)
  • Printing Methods (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
AP2011005950A 2009-04-02 2010-04-06 Identification and authentication using polymeric liquid crystal material markings AP3052A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US38434009A 2009-04-02 2009-04-02
EPPCT/EP2009/002434 2009-04-02
PCT/EP2010/054515 WO2010115879A2 (en) 2009-04-02 2010-04-06 Identification and authentication using polymeric liquid crystal material markings

Publications (2)

Publication Number Publication Date
AP2011005950A0 AP2011005950A0 (en) 2011-10-31
AP3052A true AP3052A (en) 2014-11-30

Family

ID=42936631

Family Applications (1)

Application Number Title Priority Date Filing Date
AP2011005950A AP3052A (en) 2009-04-02 2010-04-06 Identification and authentication using polymeric liquid crystal material markings

Country Status (29)

Country Link
US (2) US9200204B2 (xx)
EP (1) EP2414986B1 (xx)
JP (1) JP5768283B2 (xx)
KR (1) KR20110138262A (xx)
CN (1) CN102483810B (xx)
AP (1) AP3052A (xx)
AR (1) AR075979A1 (xx)
AU (1) AU2010233802A1 (xx)
BR (1) BRPI1015084B1 (xx)
CA (1) CA2756967A1 (xx)
CL (1) CL2011002439A1 (xx)
CO (1) CO6501166A2 (xx)
CR (1) CR20110511A (xx)
EA (1) EA024434B1 (xx)
EC (1) ECSP11011370A (xx)
EG (1) EG26490A (xx)
ES (1) ES2640043T3 (xx)
HK (1) HK1170587A1 (xx)
IL (1) IL215436A0 (xx)
MA (1) MA33156B1 (xx)
MX (1) MX2011010419A (xx)
MY (2) MY163009A (xx)
PE (1) PE20100769A1 (xx)
SG (1) SG174981A1 (xx)
TW (1) TWI491513B (xx)
UY (1) UY32530A (xx)
VN (1) VN29711A1 (xx)
WO (1) WO2010115879A2 (xx)
ZA (1) ZA201107113B (xx)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GEP20135974B (en) 2008-04-02 2013-11-25 Sicpa Holding Sa Identification and authentication by liquid crystal material markings usage
UY32530A (es) 2009-04-02 2010-10-29 Sicpa Holding Sa Identificación y autenticación usando marcados de material de cristal liquido polimérico
CN102025478B (zh) * 2009-09-15 2015-03-18 华为技术有限公司 数据传送、接收的方法及装置
EP2509793B1 (en) * 2009-12-08 2013-09-11 Sicpa Holding Sa Marking based on modified chiral liquid crystal polymers
CA2818021A1 (en) * 2010-12-07 2012-06-14 Sicpa Holding Sa Simplified control of color shifting properties of a chiral liquid crystal polymer
KR101845111B1 (ko) * 2010-12-07 2018-04-03 시크파 홀딩 에스에이 키랄 액정 전구체계 합성물 마킹
US8881983B2 (en) * 2011-12-13 2014-11-11 Honeywell International Inc. Optical readers and methods employing polarization sensing of light from decodable indicia
US9230261B2 (en) 2012-03-01 2016-01-05 Elwha Llc Systems and methods for scanning a user environment and evaluating data of interest
US9170656B2 (en) 2012-03-01 2015-10-27 Elwha Llc Systems and methods for scanning a user environment and evaluating data of interest
US8708223B2 (en) * 2012-03-01 2014-04-29 Elwha Llc Systems and methods for scanning a user environment and evaluating data of interest
IN2014DN07503A (xx) 2012-03-27 2015-04-24 Sicpa Holding Sa
JP6198817B2 (ja) * 2012-05-25 2017-09-20 ジョンソン マッセイ ピーエルシー フォトニック装置を製造する方法
FR2999764B1 (fr) * 2012-12-14 2017-08-25 Oberthur Fiduciaire Sas Procede pour verifier l'authenticite d'un document de securite
CA2892245C (en) 2012-12-20 2020-04-28 Sicpa Holding Sa Chiral liquid crystal polymer layer or pattern comprising randomly distributed craters therein
CN104077697B (zh) * 2013-03-29 2021-12-07 优品保有限公司 移动式现场物品鉴别的系统和方法
TW201522101A (zh) * 2013-07-10 2015-06-16 Sicpa Holding Sa 唯一識別符及有關此唯一識別符之高安全裝置
TW201502257A (zh) 2013-07-10 2015-01-16 Sicpa Holding Sa 包括可印碼與手性液晶聚合物層的標記
WO2015022035A1 (en) * 2013-08-12 2015-02-19 Sicpa Holding Sa Packaging for smoking products having a marking thereon
CN105636794B (zh) * 2013-10-17 2019-05-03 锡克拜控股有限公司 用于生产光学可变安全特征的轮转凹版印刷方法
TW201520216A (zh) * 2013-10-21 2015-06-01 Sicpa Holding Sa 對掌性摻雜物與使用聚合性液晶材料標記之識別法及鑑別法
FR3017477B1 (fr) * 2014-02-11 2016-02-19 Saint Gobain Dispositif de lecture d'un code d'identification sur une feuille de verre en defilement
US20190251349A1 (en) * 2014-03-12 2019-08-15 Gary L. Duerksen System and method for object classification and sorting
WO2015138820A1 (en) * 2014-03-12 2015-09-17 ClearMark Systems, LLC System and method for authentication
TW201601928A (zh) 2014-03-31 2016-01-16 西克帕控股有限公司 包含對掌性液晶聚合物與發光物質的標記
BR112016029011B1 (pt) 2014-06-10 2022-08-09 Sicpa Holding Sa Substrato tendo em si uma marcação, método de provê-lo e método de melhorar a proteção de um artigo tendo em si uma marcação contra falsificação
JP6363903B2 (ja) * 2014-07-31 2018-07-25 株式会社キーエンス 光学的情報読取装置
CN106355102B (zh) * 2015-07-15 2019-04-02 首都师范大学 基于具有复合信号的纳米材料和二进制的双秘钥对称加密方法
CN105062503B (zh) * 2015-07-24 2017-07-07 北京中融安全印务公司 一种可用于喷墨的液晶材料及其制备方法
CN105398252B (zh) * 2015-07-28 2017-05-10 中国人民银行印制科学技术研究所 一种含有智能荧光材料的防伪元件
US9934594B2 (en) 2015-09-09 2018-04-03 Spell Disain Ltd. Textile-based augmented reality systems and methods
BR112018008266A2 (pt) * 2015-10-25 2018-10-23 Alva Alta Lda embalagem reconhecível por diferentes tipos de meios, sistema e processo para preparação de produtos edíveis com base nas referidas embalagens reconhecíveis
US10825123B2 (en) * 2015-11-30 2020-11-03 Ncr Corporation Watermarked enabled scanning
EP3500392B1 (en) 2016-08-19 2022-07-06 Levi Strauss & Co. Laser finishing of apparel
JP6360875B2 (ja) * 2016-12-28 2018-07-18 株式会社キーエンス コード読取装置
JP6266746B2 (ja) * 2016-12-28 2018-01-24 株式会社キーエンス 光学的情報読取装置
CN106935131A (zh) * 2017-03-30 2017-07-07 成都印钞有限公司 一种防伪二维码
CN107358138B (zh) * 2017-06-07 2020-03-24 广东正业科技股份有限公司 非线性畸变ean条码的校正方法、移动终端及存储装置
EP3682436A4 (en) 2017-09-11 2021-06-16 Trelleborg Sealing Solutions U.S., Inc. LEAK DETECTION SYSTEM AND METHOD
EP3703898A4 (en) 2017-10-31 2021-05-19 Levi Strauss & Co. LASER PROCESSING TOOL
US20190125015A1 (en) 2017-10-31 2019-05-02 Levi Strauss & Co. Using Neural Networks in Creating Apparel Designs
WO2019168879A1 (en) 2018-02-27 2019-09-06 Levi Strauss & Co. On-demand manufacturing of laser-finished apparel
CN112262363A (zh) * 2018-02-27 2021-01-22 利惠商业有限公司 激光整理设计工具
US10909548B1 (en) 2018-02-28 2021-02-02 Tri-Star Technologies Apparatus, system and method for facilitating tracking of consumable pharmaceutical articles
US20190352033A1 (en) * 2018-05-16 2019-11-21 The Procter & Gamble Company Method of Performing a Task in Registration With a Seal In Materials and Flexible Containers Made By Method
WO2019235707A1 (ko) * 2018-06-07 2019-12-12 주식회사 나노브릭 자기 색 가변 잉크를 이용하여 보안 정보용 컬러 코드가 인쇄된 보안 매체 및 이의 제조방법.
JP6586201B2 (ja) * 2018-06-29 2019-10-02 株式会社キーエンス 光学的情報読取装置
US10793998B2 (en) 2018-08-07 2020-10-06 Levi Strauss & Co. Outdoor retail space structure
US11632994B2 (en) 2018-11-30 2023-04-25 Levi Strauss & Co. Laser finishing design tool with 3-D garment preview
WO2021016497A1 (en) 2019-07-23 2021-01-28 Levi Strauss & Co. Three-dimensional rendering preview of laser-finished garments
KR102432996B1 (ko) * 2020-05-13 2022-08-17 엔비에스티(주) 콜레스테릭 액정 표시층을 포함하는 위변조 방지수단
KR102441227B1 (ko) * 2020-05-13 2022-09-07 엔비에스티(주) 콜레스테릭 액정 표시층을 포함하는 연포장재

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2330139A (en) * 1997-10-08 1999-04-14 Basf Ag Polymerizable chiral dopants based on chiral tetrahydrofuran or hexahydrofuro[3,2-b]furan substituted by at least two mesogenic groups
WO2002085642A2 (en) * 2001-04-24 2002-10-31 Merck Patent Gmbh Birefringent marking
WO2008110317A1 (en) * 2007-03-13 2008-09-18 Technische Universität Eindhoven Inkjettable polymerizable liquid crystalline mixture

Family Cites Families (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5766738A (en) 1979-12-28 1998-06-16 Flex Products, Inc. Paired optically variable article with paired optically variable structures and ink, paint and foil incorporating the same and method
FR2586724B1 (fr) 1985-08-27 1988-03-11 Routier Equip Sa Barriere metallique, notamment pour l'equipement de voies de circulation routiere
US5360628A (en) 1986-04-30 1994-11-01 Butland Trust Organization Technique for labeling an object for its identification and/or verification
DE3830592A1 (de) 1988-09-08 1990-04-12 Consortium Elektrochem Ind (meth)acryloxygruppen enthaltende fluessigkristalline polyorganosiloxane
GB2268906A (en) * 1992-07-24 1994-01-26 Portals Ltd Counterfeit protection for documents using optical effects of liquid crystal
US5698397A (en) 1995-06-07 1997-12-16 Sri International Up-converting reporters for biological and other assays using laser excitation techniques
DE4240743A1 (de) 1992-12-03 1994-06-09 Consortium Elektrochem Ind Pigmente mit vom Betrachtungswinkel abhängiger Farbigkeit, ihre Herstellung und Verwendung
US5611958A (en) 1993-05-11 1997-03-18 Hitachi Maxell, Ltd. Infrared phosphor and material having latent images and optical reading system using said phosphor
DE4342280A1 (de) 1993-12-11 1995-06-14 Basf Ag Polymerisierbare chirale Verbindungen und deren Verwendung
DE4418490C2 (de) 1994-05-27 1997-05-28 Wacker Chemie Gmbh Verfahren zur Herstellung von Effektmehrschichtlackierungen
DE4419239A1 (de) 1994-06-01 1995-12-07 Consortium Elektrochem Ind Optische Elemente mit farb- und polarisationsselektiver Reflexion enthaltend LC-Pigmente sowie Herstellung dieser Elemente
DE4441651A1 (de) 1994-11-23 1996-04-25 Basf Ag Verfahren zur oberflächlichen Beschichtung von Substraten
US5525798A (en) 1994-12-01 1996-06-11 Pitney Bowes Inc. Bar code scanner for reading a lower layer luminescent invisible ink that is printed below a upper layer luminescent invisible ink
US5502304A (en) 1994-12-01 1996-03-26 Pitney Bowes Inc. Bar code scanner for reading a visible ink and a luminescent invisible ink
US5542971A (en) 1994-12-01 1996-08-06 Pitney Bowes Bar codes using luminescent invisible inks
US5569317A (en) 1994-12-22 1996-10-29 Pitney Bowes Inc. Fluorescent and phosphorescent tagged ink for indicia
EP0719654B1 (en) 1994-12-28 1999-03-10 Hitachi Maxell Ltd. Ink composition, printed matter, and thermal transfer recording medium
DE19532408A1 (de) 1995-09-01 1997-03-06 Basf Ag Polymerisierbare flüssigkristalline Verbindungen
DE19541028C2 (de) 1995-11-05 1998-01-22 Daimler Benz Ag Effektlack mit Pigmenten, die eine Kennzeichnung tragen, sowie Verfahren zu seiner Herstellung
GB9607788D0 (en) 1996-04-15 1996-06-19 De La Rue Thomas & Co Ltd Document of value
DE19726050A1 (de) 1997-06-19 1998-12-24 Wacker Chemie Gmbh Mischung enthaltend Pigmente mit flüssigkristalliner Struktur mit chiraler Phase sowie ihrer Verwendung
US6268058B1 (en) 1997-10-24 2001-07-31 Agfa-Gevaert Security card comprising a thin glass layer
US6138913A (en) 1997-11-05 2000-10-31 Isotag Technology, Inc. Security document and method using invisible coded markings
US6380547B1 (en) 1998-06-09 2002-04-30 Manuel E. Gonzalez Tagging compositions and methods
ID26212A (id) 1998-10-08 2000-12-07 Sicpa Holding Sa Komposisi tinta yang terdiri dari pigmen-pigmen variabel secara optik pertama dan kedua
DE19905394A1 (de) 1999-02-10 2000-08-17 Basf Ag Flüssigkristalline Stoffgemenge
DE19922158A1 (de) 1999-05-12 2000-11-16 Consortium Elektrochem Ind Thermostabile Pigmente, Filme und Effektbeschichtungen sowie Mischungen zu deren Hertellung
DE50000351D1 (de) 1999-04-15 2002-09-12 Consortium Elektrochem Ind Thermostabile Pigmente, Filme und Effektbeschichtungen sowie Mischungen zu deren Herstellung
DE19923959A1 (de) 1999-05-25 2000-11-30 Giesecke & Devrient Gmbh Wertdokument
US6612494B1 (en) 1999-09-30 2003-09-02 Crossoff Incorporated Product authentication system
US6545809B1 (en) 1999-10-20 2003-04-08 Flex Products, Inc. Color shifting carbon-containing interference pigments
EP1146098A1 (en) 2000-04-14 2001-10-17 Sicpa Holding S.A. Solid marking composition as writing means, a writing instrument, an optically variable marking layer and use of a plurality of optically variable pigments
CZ200324A3 (cs) 2000-06-05 2007-01-31 Optaglio Limited Ověření produktu, systém a metoda prokázání pravosti produktu
US6589445B2 (en) 2000-06-27 2003-07-08 Fuji Photo Film Co., Ltd. Light-reaction type optically active compound, light-reaction type chiral agent, liquid crystal composition, liquid crystal color filter, optical film, recording medium, and method of changing twist structure of liquid crystal
AU7714701A (en) 2000-07-25 2002-02-05 Digimarc Corp Authentication watermarks for printed objects and related applications
EP1213338B1 (de) 2000-11-16 2003-07-23 Consortium für elektrochemische Industrie GmbH Verfahren zur Herstellung von Plättchen
JP4172199B2 (ja) 2001-05-23 2008-10-29 凸版印刷株式会社 偽造防止インキ及び偽造防止印刷物並びにその真偽判定方法
DE10207180B4 (de) 2001-10-19 2004-02-19 Leuze Electronic Gmbh + Co Kg Verfahren zur Kennzeichnung von Gegenständen mittels Strichcodes und Vorrichtung zum Lesen von Strichcodes
DE10211310B4 (de) 2002-03-14 2006-09-07 Sicpa Holding S.A. Vorrichtung zum optischen Nachweis von Sicherheitsmarken aus flüssigkristallinem Material
ITVR20020031A1 (it) 2002-04-05 2003-10-06 Numerouno Gruppo Di Comunicazi Procedimento per il riconoscimento di documenti marcati con inchiostri ovi (optical variabile inks) mediante luce polarizzata, nonché dispos
AT413360B (de) 2002-08-06 2006-02-15 Hueck Folien Gmbh Verfahren zur herstellung von fälschungssicheren identifikationsmerkmalen
DE10243650A1 (de) 2002-09-19 2004-04-01 Giesecke & Devrient Gmbh Sicherheitselement
US7774268B2 (en) 2003-03-03 2010-08-10 The Tb Group, Inc. System, method, and apparatus for identifying and authenticating the presence of high value assets at remote locations
US20070224341A1 (en) 2003-11-21 2007-09-27 Matthias Kuntz Method for the Modification of Chiral Liquid-Crystal Films with the Aid of Extractants
WO2005055155A2 (en) 2003-12-01 2005-06-16 Green Vision Systems Ltd. Authenticating an authentic article using spectral imaging and analysis
US7364091B2 (en) 2003-12-19 2008-04-29 Scientific Games International, Inc. Embedded optical signatures in documents
GB2417592B (en) 2004-08-13 2006-07-26 Ingenia Technology Ltd Authenticity verification of articles
ES2627416T3 (es) 2004-09-02 2017-07-28 Giesecke & Devrient Gmbh Característica de seguridad luminiscente y procedimiento para fabricar la característica de seguridad luminiscente
TWI261776B (en) 2004-09-22 2006-09-11 Hannstar Display Corp A reflective coding LCD and a reflective coding panel
KR20060029461A (ko) 2004-10-01 2006-04-06 삼성정밀화학 주식회사 프리즘패턴을 갖는 광대역 반사형 편광막의 제조방법 및이를 이용한 액정표시장치
KR101233532B1 (ko) 2004-12-16 2013-02-15 시크파 홀딩 에스에이 특정한 특성을 갖는 콜레스테릭 단층 및 단층 안료, 그제조 방법 및 용도
CN100550085C (zh) 2004-12-24 2009-10-14 日本发条株式会社 识别介质、具备识别介质的物品、识别方法和识别装置
JP4716000B2 (ja) 2005-03-04 2011-07-06 ブラザー工業株式会社 インクジェットヘッドの検査方法、検査システム、及びインクジェットプリンタ
DE602006014116D1 (de) 2005-04-15 2010-06-17 Arrow Coated Products Ltd Selbstzerstörende, irreversible sicherheitsverpackungsfolie
EP1719636A1 (en) * 2005-05-04 2006-11-08 Sicpa Holding S.A. Black-to-color shifting security element
US7441704B2 (en) 2006-03-03 2008-10-28 Ncr Corporation System and method for identifying a spatial code
CA2580321C (en) * 2006-03-06 2014-11-04 Jds Uniphase Corporation Security devices incorporating optically variable adhesive
EP1876216A1 (en) * 2006-06-27 2008-01-09 Sicpa Holding S.A. Cholesteric multi-layers
DE102006040227A1 (de) 2006-08-28 2008-03-06 Giesecke & Devrient Gmbh Sicherheitselement mit farbkippender Motivschicht
AP2009005042A0 (en) 2007-04-24 2009-12-31 Sicpa Holdings S A Method of marking a document or item: method and device for identifying the marked document or item;use of circular polarizing particles
CN101315678A (zh) * 2007-06-01 2008-12-03 中国印钞造币总公司 复合防伪元件
GEP20135974B (en) 2008-04-02 2013-11-25 Sicpa Holding Sa Identification and authentication by liquid crystal material markings usage
UY32530A (es) 2009-04-02 2010-10-29 Sicpa Holding Sa Identificación y autenticación usando marcados de material de cristal liquido polimérico

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2330139A (en) * 1997-10-08 1999-04-14 Basf Ag Polymerizable chiral dopants based on chiral tetrahydrofuran or hexahydrofuro[3,2-b]furan substituted by at least two mesogenic groups
WO2002085642A2 (en) * 2001-04-24 2002-10-31 Merck Patent Gmbh Birefringent marking
WO2008110317A1 (en) * 2007-03-13 2008-09-18 Technische Universität Eindhoven Inkjettable polymerizable liquid crystalline mixture

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