FR2925534B1 - Structure de securite comportant des cristaux liquides nematiques - Google Patents

Structure de securite comportant des cristaux liquides nematiques

Info

Publication number
FR2925534B1
FR2925534B1 FR0760336A FR0760336A FR2925534B1 FR 2925534 B1 FR2925534 B1 FR 2925534B1 FR 0760336 A FR0760336 A FR 0760336A FR 0760336 A FR0760336 A FR 0760336A FR 2925534 B1 FR2925534 B1 FR 2925534B1
Authority
FR
France
Prior art keywords
liquid crystals
nematic liquid
safety structure
safety
nematic
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
Application number
FR0760336A
Other languages
English (en)
Other versions
FR2925534A1 (fr
Inventor
Michel Camus
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ArjoWiggins Licensing SAS
Original Assignee
ArjoWiggins Licensing SAS
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 ArjoWiggins Licensing SAS filed Critical ArjoWiggins Licensing SAS
Priority to FR0760336A priority Critical patent/FR2925534B1/fr
Priority to BRPI0821705-0A priority patent/BRPI0821705A2/pt
Priority to US12/746,013 priority patent/US8397995B2/en
Priority to EP08863469.6A priority patent/EP2225417B1/fr
Priority to PCT/FR2008/052335 priority patent/WO2009081035A2/fr
Priority to CA2709826A priority patent/CA2709826A1/fr
Publication of FR2925534A1 publication Critical patent/FR2925534A1/fr
Application granted granted Critical
Publication of FR2925534B1 publication Critical patent/FR2925534B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
FR0760336A 2007-12-24 2007-12-24 Structure de securite comportant des cristaux liquides nematiques Expired - Fee Related FR2925534B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0760336A FR2925534B1 (fr) 2007-12-24 2007-12-24 Structure de securite comportant des cristaux liquides nematiques
BRPI0821705-0A BRPI0821705A2 (pt) 2007-12-24 2008-12-17 Estrutura de segurança, objeto e processo de autenticação de uma estrutura de segurança
US12/746,013 US8397995B2 (en) 2007-12-24 2008-12-17 Security structure including nematic liquid crystals
EP08863469.6A EP2225417B1 (fr) 2007-12-24 2008-12-17 Structure de securite comportant des cristaux liquides nematiques
PCT/FR2008/052335 WO2009081035A2 (fr) 2007-12-24 2008-12-17 Structure de securite comportant des cristaux liquides nematiques
CA2709826A CA2709826A1 (fr) 2007-12-24 2008-12-17 Structure de securite comportant des cristaux liquides nematiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0760336A FR2925534B1 (fr) 2007-12-24 2007-12-24 Structure de securite comportant des cristaux liquides nematiques

Publications (2)

Publication Number Publication Date
FR2925534A1 FR2925534A1 (fr) 2009-06-26
FR2925534B1 true FR2925534B1 (fr) 2010-02-12

Family

ID=39673402

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0760336A Expired - Fee Related FR2925534B1 (fr) 2007-12-24 2007-12-24 Structure de securite comportant des cristaux liquides nematiques

Country Status (6)

Country Link
US (1) US8397995B2 (fr)
EP (1) EP2225417B1 (fr)
BR (1) BRPI0821705A2 (fr)
CA (1) CA2709826A1 (fr)
FR (1) FR2925534B1 (fr)
WO (1) WO2009081035A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2925924B1 (fr) * 2007-12-28 2011-04-29 Arjowiggins Licensing Sas Papier de securite

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3601114A1 (de) * 1986-01-16 1987-07-23 Gao Ges Automation Org Verfahren zur herstellung von sichrheitspapier mit eingelagertem sicherheitsfaden
JP2831869B2 (ja) * 1991-12-27 1998-12-02 日本ペイント株式会社 ハロゲン化炭化水素の分解処理方法
ES2142937T5 (es) * 1993-03-02 2006-07-16 Arjowiggins Security Papel de seguridad que comprende zonas localizadas de espesor y opacidad reducidos y su procedimiento de fabricacion.
FR2723971B1 (fr) 1994-08-24 1996-10-04 Arjo Wiggins Sa Procede de fabrication d'un papier de securite comportant des zones localisees de faible opacite et papier ainsi obtenu
US6764014B2 (en) * 1999-09-07 2004-07-20 American Express Travel Related Services Company, Inc. Transaction card
EP1120737A1 (fr) * 2000-01-27 2001-08-01 Rolic AG Dispositif optique de sécurité
JP4225790B2 (ja) * 2001-04-24 2009-02-18 メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフトング 複屈折マーキング
EP1335217B1 (fr) * 2002-02-06 2011-03-02 Merck Patent GmbH Film birefringent et son utilisation
AU2003266267A1 (en) * 2002-09-11 2004-04-30 Merck Patent Gmbh Birefringent marking
DE10331798B4 (de) * 2003-07-14 2012-06-21 Giesecke & Devrient Gmbh Sicherheitselement, Wertgegenstand, Transfermaterial und Herstellungsverfahren

Also Published As

Publication number Publication date
CA2709826A1 (fr) 2009-07-02
US8397995B2 (en) 2013-03-19
FR2925534A1 (fr) 2009-06-26
WO2009081035A3 (fr) 2009-10-08
BRPI0821705A2 (pt) 2015-06-16
WO2009081035A2 (fr) 2009-07-02
EP2225417B1 (fr) 2014-06-18
EP2225417A2 (fr) 2010-09-08
US20100276488A1 (en) 2010-11-04

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20160831