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
Authority: EP; European Patent Office
Prior art keywords: inclusions; fibers; security articles; gas chromic; chromic
Prior art date: 2015-08-24
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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.)

2015-08-24

Filing date

2015-08-24

Publication date

2019-09-04

2015-08-24 Application filed by Spectra Systems Corp filed Critical Spectra Systems Corp

2018-07-04 Publication of EP3341878A1 publication Critical patent/EP3341878A1/en

2019-09-04 Publication of EP3341878A4 publication Critical patent/EP3341878A4/en

Status Withdrawn legal-status Critical Current

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)
Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Theoretical Computer Science (AREA)
Spectroscopy & Molecular Physics (AREA)
Toxicology (AREA)
Chemical & Material Sciences (AREA)
Biochemistry (AREA)
General Engineering & Computer Science (AREA)
Analytical Chemistry (AREA)
Dispersion Chemistry (AREA)
Immunology (AREA)
Pathology (AREA)
Computer Hardware Design (AREA)
Computer Security & Cryptography (AREA)
Software Systems (AREA)
Life Sciences & Earth Sciences (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
SG11201503422UA (en) *	2012-11-01	2015-05-28	Spectra Systems Corp	Supercritical fluid cleaning of banknotes and secure documents

2015
- 2015-08-24 CN CN201580083239.2A patent/CN108140103A/en active Pending
- 2015-08-24 BR BR112018003359A patent/BR112018003359A2/en not_active Application Discontinuation
- 2015-08-24 WO PCT/US2015/046514 patent/WO2017034540A1/en active Application Filing
- 2015-08-24 EP EP15902410.8A patent/EP3341878A4/en not_active Withdrawn

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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Legal Events

Date	Code	Title	Description
2018-06-01	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2018-07-04	17P	Request for examination filed	Effective date: 20180326
2018-07-04	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2018-07-04	AX	Request for extension of the european patent	Extension state: BA ME
2018-12-05	DAV	Request for validation of the european patent (deleted)
2018-12-05	DAX	Request for extension of the european patent (deleted)
2019-05-01	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
2019-09-04	A4	Supplementary search report drawn up and despatched	Effective date: 20190801
2019-09-04	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
2020-01-10	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN
2020-02-12	18W	Application withdrawn	Effective date: 20200106