EP3341878A4 - Gas chromic fibers and inclusions for security articles - Google Patents

Gas chromic fibers and inclusions for security articles Download PDF

Info

Publication number
EP3341878A4
EP3341878A4 EP15902410.8A EP15902410A EP3341878A4 EP 3341878 A4 EP3341878 A4 EP 3341878A4 EP 15902410 A EP15902410 A EP 15902410A EP 3341878 A4 EP3341878 A4 EP 3341878A4
Authority
EP
European Patent Office
Prior art keywords
inclusions
fibers
security articles
gas chromic
chromic
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.)
Withdrawn
Application number
EP15902410.8A
Other languages
German (de)
French (fr)
Other versions
EP3341878A1 (en
Inventor
Nabil Lawandy
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.)
Spectra Systems Corp
Original Assignee
Spectra Systems Corp
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 Spectra Systems Corp filed Critical Spectra Systems Corp
Publication of EP3341878A1 publication Critical patent/EP3341878A1/en
Publication of EP3341878A4 publication Critical patent/EP3341878A4/en
Withdrawn legal-status Critical Current

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
    • 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
    • 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
    • B42D25/378—Special inks
    • 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
    • B42D25/378—Special inks
    • B42D25/382—Special inks absorbing or reflecting infrared light
    • 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
    • B42D25/378—Special inks
    • B42D25/387—Special inks absorbing or reflecting ultraviolet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082—Investigating permeability by forcing a fluid through a sample
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/80—Recognising image objects characterised by unique random patterns
    • 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
    • G07D7/1205—Testing spectral properties
    • 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
    • G07D7/20—Testing patterns thereon
    • G07D7/202—Testing patterns thereon using pattern matching
    • G07D7/205—Matching spectral properties

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Multimedia (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
EP15902410.8A 2015-08-24 2015-08-24 Gas chromic fibers and inclusions for security articles Withdrawn EP3341878A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2015/046514 WO2017034540A1 (en) 2015-08-24 2015-08-24 Gas chromic fibers and inclusions for security articles

Publications (2)

Publication Number Publication Date
EP3341878A1 EP3341878A1 (en) 2018-07-04
EP3341878A4 true EP3341878A4 (en) 2019-09-04

Family

ID=58100795

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15902410.8A Withdrawn EP3341878A4 (en) 2015-08-24 2015-08-24 Gas chromic fibers and inclusions for security articles

Country Status (4)

Country Link
EP (1) EP3341878A4 (en)
CN (1) CN108140103A (en)
BR (1) BR112018003359A2 (en)
WO (1) WO2017034540A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2556279B (en) * 2018-02-07 2018-12-12 Quantum Base Ltd Determining a unique identifier for an optically read security element

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130234043A1 (en) * 2012-03-09 2013-09-12 United States Postal Service Method and system for item authentication and customization
US20140159860A1 (en) * 2010-02-04 2014-06-12 Spectra Systems Corporation Gas Activated Changes to Light Absorption and Emission Characteristics for Security Articles
WO2015066716A2 (en) * 2013-11-04 2015-05-07 Spectra Systems Corporation Device and method for gasochromic porosity sensing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030232210A1 (en) * 2002-06-18 2003-12-18 3M Innovative Properties Company Ink-receptive foam article
US8790459B2 (en) * 2006-05-31 2014-07-29 Cabot Corporation Colored reflective features and inks and processes for making them
US20080174104A1 (en) * 2007-01-19 2008-07-24 Appleton Papers Inc. Secure documents - methods and applications
EP2030797A1 (en) * 2007-08-25 2009-03-04 Mondi Business Paper Services AG Optically and thermally writeable nano coating
CN101858803B (en) * 2010-05-17 2011-10-26 哈尔滨工业大学 Production and installation of subsurface structure forceon light-emitting and color-sensitive
CN104918720B (en) * 2012-11-01 2020-09-11 范围***公司 Supercritical fluid cleaning of banknotes and security documents

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140159860A1 (en) * 2010-02-04 2014-06-12 Spectra Systems Corporation Gas Activated Changes to Light Absorption and Emission Characteristics for Security Articles
US9075020B2 (en) * 2010-02-04 2015-07-07 Spectra Systems Corporation Gas activated changes to light absorption and emission characteristics for security articles
US20130234043A1 (en) * 2012-03-09 2013-09-12 United States Postal Service Method and system for item authentication and customization
WO2015066716A2 (en) * 2013-11-04 2015-05-07 Spectra Systems Corporation Device and method for gasochromic porosity sensing

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017034540A1 *

Also Published As

Publication number Publication date
BR112018003359A2 (en) 2018-09-25
CN108140103A (en) 2018-06-08
EP3341878A1 (en) 2018-07-04
WO2017034540A1 (en) 2017-03-02

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Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
RIC1 Information provided on ipc code assigned before grant

Ipc: G07D 7/12 20160101ALI20190326BHEP

Ipc: B42D 25/29 20140101ALI20190326BHEP

Ipc: G07D 7/185 20160101ALI20190326BHEP

Ipc: B42D 25/387 20140101ALI20190326BHEP

Ipc: B42D 25/382 20140101ALI20190326BHEP

Ipc: B42D 25/36 20140101AFI20190326BHEP

A4 Supplementary search report drawn up and despatched

Effective date: 20190801

RIC1 Information provided on ipc code assigned before grant

Ipc: G07D 7/12 20160101ALI20190726BHEP

Ipc: B42D 25/382 20140101ALI20190726BHEP

Ipc: B42D 25/29 20140101ALI20190726BHEP

Ipc: B42D 25/36 20140101AFI20190726BHEP

Ipc: G07D 7/185 20160101ALI20190726BHEP

Ipc: G01N 15/08 20060101ALI20190726BHEP

Ipc: B42D 25/387 20140101ALI20190726BHEP

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