GB2457911B - Improved method for producing an optically varible security device - Google Patents

Improved method for producing an optically varible security device

Info

Publication number
GB2457911B
GB2457911B GB0803622A GB0803622A GB2457911B GB 2457911 B GB2457911 B GB 2457911B GB 0803622 A GB0803622 A GB 0803622A GB 0803622 A GB0803622 A GB 0803622A GB 2457911 B GB2457911 B GB 2457911B
Authority
GB
United Kingdom
Prior art keywords
varible
optically
security
producing
improved
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
GB0803622A
Other versions
GB0803622D0 (en
GB2457911A (en
Inventor
Adam Lister
Lawrence George Commander
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.)
De la Rue International Ltd
Original Assignee
De la Rue International Ltd
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 De la Rue International Ltd filed Critical De la Rue International Ltd
Priority to GB0803622A priority Critical patent/GB2457911B/en
Publication of GB0803622D0 publication Critical patent/GB0803622D0/en
Publication of GB2457911A publication Critical patent/GB2457911A/en
Application granted granted Critical
Publication of GB2457911B publication Critical patent/GB2457911B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40Manufacture
    • B42D25/405Marking
    • B42D25/415Marking using chemicals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/23Identity cards
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/24Passports
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29Securities; Bank notes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30Identification or security features, e.g. for preventing forgery
    • B42D25/355Security threads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30Identification or security features, e.g. for preventing forgery
    • B42D25/36Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/364Liquid crystals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40Manufacture
    • B42D25/405Marking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40Manufacture
    • B42D25/405Marking
    • B42D25/43Marking by removal of material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D2033/00Structure or construction of identity, credit, cheque or like information-bearing cards
    • B42D2033/10Metallic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D2033/00Structure or construction of identity, credit, cheque or like information-bearing cards
    • B42D2033/16Magnetic or magnetisable material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D2033/00Structure or construction of identity, credit, cheque or like information-bearing cards
    • B42D2033/18Reflecting material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D2033/00Structure or construction of identity, credit, cheque or like information-bearing cards
    • B42D2033/20Coloured material; Pigments or inks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D2033/00Structure or construction of identity, credit, cheque or like information-bearing cards
    • B42D2033/26Liquid-crystal material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D2035/00Nature or shape of the markings provided on identity, credit, cheque or like information-bearing cards
    • B42D2035/02Nature of the markings
    • B42D2035/06Picture of the user
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; 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
    • B42D2035/00Nature or shape of the markings provided on identity, credit, cheque or like information-bearing cards
    • B42D2035/02Nature of the markings
    • B42D2035/08Alphanumerical data
GB0803622A 2008-02-27 2008-02-27 Improved method for producing an optically varible security device Expired - Fee Related GB2457911B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0803622A GB2457911B (en) 2008-02-27 2008-02-27 Improved method for producing an optically varible security device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0803622A GB2457911B (en) 2008-02-27 2008-02-27 Improved method for producing an optically varible security device
DE102009010770A DE102009010770A1 (en) 2008-02-27 2009-02-26 Improved process for making an optically variable security device

Publications (3)

Publication Number Publication Date
GB0803622D0 GB0803622D0 (en) 2008-04-02
GB2457911A GB2457911A (en) 2009-09-02
GB2457911B true GB2457911B (en) 2010-05-12

Family

ID=39284688

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0803622A Expired - Fee Related GB2457911B (en) 2008-02-27 2008-02-27 Improved method for producing an optically varible security device

Country Status (2)

Country Link
DE (1) DE102009010770A1 (en)
GB (1) GB2457911B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA022293B1 (en) 2009-12-08 2015-12-30 Сикпа Холдинг Са Modified marking based on chiral liquid crystal polymers
KR20120098765A (en) 2009-12-08 2012-09-05 시크파 홀딩 에스.에이. Marking based on modified chiral liquid crystal polymers
KR20120104989A (en) 2009-12-08 2012-09-24 시크파 홀딩 에스.에이. Chiral liquid crystal polymer marking
JP2013513000A (en) 2009-12-08 2013-04-18 シクパ ホールディング エスアーSicpa Holding Sa Marking based on chiral liquid crystal polymer
AU2011340610A1 (en) 2010-12-07 2013-05-30 Sicpa Holding Sa Simplified control of color shifting properties of a chiral liquid crystal polymer
EP2649156B1 (en) 2010-12-07 2016-08-10 Sicpa Holding Sa Composite marking based on chiral liquid crystal precursors
CN107038950A (en) * 2017-06-07 2017-08-11 公安部第研究所 A kind of color-changing anti-counterfeit mark
GB2578117A (en) * 2018-10-16 2020-04-22 De La Rue Int Ltd Security devices and methods for their manufacture

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6421107B1 (en) * 1999-07-02 2002-07-16 Merck Patent Gesellaschaft Process of preparing a multilayer cholesteric film II
EP1295929A2 (en) * 2001-09-25 2003-03-26 MERCK PATENT GmbH Anisotropic polymer film

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU488652B2 (en) 1973-09-26 1976-04-01 Commonwealth Scientific And Industrial Research Organisation Improvements in or relating to security tokens
IN157644B (en) 1981-02-19 1986-05-10 Portals Ltd
CA1273791A (en) 1987-03-17 1990-09-11 David M. Makow Display forms using liquid crystals
DE3942663A1 (en) 1989-12-22 1991-06-27 Gao Ges Automation Org DATA CARRIER WITH A LIQUID CRYSTAL SECURITY ELEMENT
DE4041025C2 (en) 1990-12-20 2003-04-17 Gao Ges Automation Org Magnetic, metallic security thread with negative writing
DE4314380B4 (en) 1993-05-01 2009-08-06 Giesecke & Devrient Gmbh Security paper and process for its production
DE19650759A1 (en) 1996-12-06 1998-06-10 Giesecke & Devrient Gmbh Security element
AR013782A1 (en) 1997-12-02 2001-01-10 Technical Graphics Security Products Llc SECURITY DEVICE, METHOD FOR MANUFACTURING THE DEVICE AND METHOD FOR AUTHENTICATING IT
EP0982605A1 (en) 1998-08-26 2000-03-01 MERCK PATENT GmbH Reflective film
US6459847B1 (en) 1998-12-07 2002-10-01 Koninklijke Philips Electronics N.V. Patterned layer of a polymer material having a cholesteric order
GB9828770D0 (en) 1998-12-29 1999-02-17 Rue De Int Ltd Security paper
DE19907697A1 (en) 1999-02-23 2000-08-24 Giesecke & Devrient Gmbh Security element with optically variable material for documents of value additionally comprises at least one machine readable distinguishing material which does not impair the effect of the optically variable material
DE10163381A1 (en) 2001-12-21 2003-07-03 Giesecke & Devrient Gmbh Security paper and method and device for its production
GB0201767D0 (en) 2002-01-25 2002-03-13 Rue De Int Ltd Improvements in methods of manufacturing substrates
GB0209564D0 (en) 2002-04-25 2002-06-05 Rue De Int Ltd Improvements in substrates
GB2388377B (en) 2002-05-09 2004-07-28 Rue De Int Ltd A paper sheet incorporating a security element and a method of making the same
DE10333746B4 (en) 2003-07-23 2009-04-09 Forschungszentrum Jülich GmbH MRI method with keyhole technique
DE102004021246A1 (en) 2004-04-30 2005-11-24 Giesecke & Devrient Gmbh Security element and method for its production
GB2438383B (en) 2006-05-26 2008-10-08 Rue De Int Ltd Improvements in substrates
GB2438384B (en) 2006-05-26 2008-10-29 Rue De Int Ltd Improvements in forming security devices

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6421107B1 (en) * 1999-07-02 2002-07-16 Merck Patent Gesellaschaft Process of preparing a multilayer cholesteric film II
EP1295929A2 (en) * 2001-09-25 2003-03-26 MERCK PATENT GmbH Anisotropic polymer film

Also Published As

Publication number Publication date
GB2457911A (en) 2009-09-02
DE102009010770A1 (en) 2009-09-10
GB0803622D0 (en) 2008-04-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120227