GB2414963B - Improvements in security devices - Google Patents

Improvements in security devices

Info

Publication number
GB2414963B
GB2414963B GB0511755A GB0511755A GB2414963B GB 2414963 B GB2414963 B GB 2414963B GB 0511755 A GB0511755 A GB 0511755A GB 0511755 A GB0511755 A GB 0511755A GB 2414963 B GB2414963 B GB 2414963B
Authority
GB
United Kingdom
Prior art keywords
security devices
security
devices
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
GB0511755A
Other versions
GB2414963A (en
GB0511755D0 (en
Inventor
Christopher John Eastell
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
Publication of GB0511755D0 publication Critical patent/GB0511755D0/en
Publication of GB2414963A publication Critical patent/GB2414963A/en
Application granted granted Critical
Publication of GB2414963B publication Critical patent/GB2414963B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • B42D15/00—Printed matter of special format or style not otherwise provided for
    • B42D15/10—
    • 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
    • B42D25/373—Metallic 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
    • G07D7/003—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 security elements
    • G07D7/124—
    • B42D2033/26—

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
GB0511755A 2004-06-10 2005-06-09 Improvements in security devices Expired - Fee Related GB2414963B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0412979.7A GB0412979D0 (en) 2004-06-10 2004-06-10 Improvements in security devices

Publications (3)

Publication Number Publication Date
GB0511755D0 GB0511755D0 (en) 2005-07-20
GB2414963A GB2414963A (en) 2005-12-14
GB2414963B true GB2414963B (en) 2006-07-19

Family

ID=32732267

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0412979.7A Ceased GB0412979D0 (en) 2004-06-10 2004-06-10 Improvements in security devices
GB0511755A Expired - Fee Related GB2414963B (en) 2004-06-10 2005-06-09 Improvements in security devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0412979.7A Ceased GB0412979D0 (en) 2004-06-10 2004-06-10 Improvements in security devices

Country Status (4)

Country Link
EP (1) EP1753627A1 (en)
AU (1) AU2005252004A1 (en)
GB (2) GB0412979D0 (en)
WO (1) WO2005120855A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110753441A (en) * 2018-07-23 2020-02-04 浙江清华柔性电子技术研究院 Circuit conversion unit and manufacturing method thereof, electronic device and temperature control equipment

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006018171A2 (en) * 2004-08-12 2006-02-23 Giesecke & Devrient Gmbh Security element comprising a support
GB0600323D0 (en) * 2006-01-09 2006-02-15 Rue De Int Ltd Improved optically variable magnetic stripe
GB2448836B (en) * 2006-01-09 2009-02-18 Rue De Int Ltd Optically variable magnetic stripe assembly
WO2007137306A2 (en) * 2006-05-24 2007-11-29 Daniel Adam Polakow A touch indicator
GB2438384B (en) * 2006-05-26 2008-10-29 Rue De Int Ltd Improvements in forming security devices
CN101501537B (en) * 2006-08-09 2012-12-12 日本发条株式会社 Identifying medium, identifying medium manufacturing method, article and identifying medium identifying method
DE102006051524A1 (en) * 2006-10-27 2008-04-30 Giesecke & Devrient Gmbh Safety unit for safety document e.g. bank note, has visually inspectable safety feature placing automatically reversible color imprint relative to information pattern in recess, such that pattern is disguised without external stimulus
DE102008053099A1 (en) 2008-10-24 2010-04-29 Giesecke & Devrient Gmbh Security element with pressure-sensitive appearance
DE102009016533A1 (en) * 2009-04-06 2010-10-07 Giesecke & Devrient Gmbh Piezochrome safety element based on liquid crystal
GB0906366D0 (en) * 2009-04-14 2009-05-20 Rue De Int Ltd Security device
DE102009053808B4 (en) 2009-11-18 2014-09-11 Bundesanstalt für Materialforschung und -Prüfung (BAM) Security label for marking goods
DE102011050569B4 (en) * 2011-05-23 2013-04-18 BAM Bundesanstalt für Materialforschung und -prüfung Functional liquid container
EP2771392A2 (en) 2011-10-28 2014-09-03 BAM Bundesanstalt für Materialforschung und -prüfung Method and dye mixtures for marking shape memory polymers, and shape memory polymer articles with switchable readability
CN103093690B (en) * 2012-12-04 2015-03-18 黄为民 Object with shape memory anti-counterfeiting component and anti-counterfeiting method for object
CN103093693A (en) * 2013-02-05 2013-05-08 南京天朗制药有限公司 Color anti-fake or temperature indication label and color anti-fake or temperature indication method
EP3706086A4 (en) * 2017-10-31 2021-07-21 Alise Devices, S.L. Method for manufacturing personalised optical document security elements and the element obtained

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2698390A1 (en) * 1992-11-20 1994-05-27 Arjo Wiggins Sa Security document which can be authenticated by piezo-optic effect - incorporates liquid crystal which changes state, e.g. colour under pressure.
JP2002006280A (en) * 2000-06-27 2002-01-09 Dainippon Ink & Chem Inc Thermally reversible multicolor image recording medium which uses heat sensitive shape memory material and method for image formation in the same
US6720402B2 (en) * 1998-02-23 2004-04-13 Mnemoscience Gmbh Shape memory polymers

Family Cites Families (7)

* 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
JPH07744B2 (en) * 1988-08-01 1995-01-11 三菱重工業株式会社 Polymer elastomer composition
DE3942663A1 (en) 1989-12-22 1991-06-27 Gao Ges Automation Org DATA CARRIER WITH A LIQUID CRYSTAL SECURITY ELEMENT
EP0701231A1 (en) * 1994-09-09 1996-03-13 Andreas Singer Currency or identity document, prepared with metal particles having shape memory
ES2221363T3 (en) 1998-02-23 2004-12-16 Massachusetts Institute Of Technology BIODEGRADABLE POLYMERS WITH FORM MEMORY.
EP1281538A3 (en) 2001-07-02 2004-01-28 MERCK PATENT GmbH Optically variable marking
GB0201767D0 (en) 2002-01-25 2002-03-13 Rue De Int Ltd Improvements in methods of manufacturing substrates

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2698390A1 (en) * 1992-11-20 1994-05-27 Arjo Wiggins Sa Security document which can be authenticated by piezo-optic effect - incorporates liquid crystal which changes state, e.g. colour under pressure.
US6720402B2 (en) * 1998-02-23 2004-04-13 Mnemoscience Gmbh Shape memory polymers
JP2002006280A (en) * 2000-06-27 2002-01-09 Dainippon Ink & Chem Inc Thermally reversible multicolor image recording medium which uses heat sensitive shape memory material and method for image formation in the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110753441A (en) * 2018-07-23 2020-02-04 浙江清华柔性电子技术研究院 Circuit conversion unit and manufacturing method thereof, electronic device and temperature control equipment
CN110753441B (en) * 2018-07-23 2020-08-04 浙江清华柔性电子技术研究院 Circuit conversion unit and manufacturing method thereof, electronic device and temperature control equipment

Also Published As

Publication number Publication date
GB2414963A (en) 2005-12-14
EP1753627A1 (en) 2007-02-21
WO2005120855A1 (en) 2005-12-22
GB0412979D0 (en) 2004-07-14
GB0511755D0 (en) 2005-07-20
AU2005252004A1 (en) 2005-12-22

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Legal Events

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

Effective date: 20090609