CA2604093C - Article de securite pourvu d'un motif holographique ou diffractant - Google Patents

Article de securite pourvu d'un motif holographique ou diffractant Download PDF

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Publication number
CA2604093C
CA2604093C CA2604093A CA2604093A CA2604093C CA 2604093 C CA2604093 C CA 2604093C CA 2604093 A CA2604093 A CA 2604093A CA 2604093 A CA2604093 A CA 2604093A CA 2604093 C CA2604093 C CA 2604093C
Authority
CA
Canada
Prior art keywords
layer
optical
security
optically variable
security article
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 - Lifetime
Application number
CA2604093A
Other languages
English (en)
Other versions
CA2604093A1 (fr
Inventor
Roger Phillips
Richard L. Bonkowski
Patrick K. Higgins
Charles T. Markantes
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.)
Viavi Solutions Inc
Original Assignee
JDS Uniphase 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 JDS Uniphase Corp filed Critical JDS Uniphase Corp
Priority claimed from CA002397806A external-priority patent/CA2397806C/fr
Publication of CA2604093A1 publication Critical patent/CA2604093A1/fr
Application granted granted Critical
Publication of CA2604093C publication Critical patent/CA2604093C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Holo Graphy (AREA)
  • Credit Cards Or The Like (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Polarising Elements (AREA)
CA2604093A 2000-01-21 2000-10-10 Article de securite pourvu d'un motif holographique ou diffractant Expired - Lifetime CA2604093C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US48925000A 2000-01-21 2000-01-21
US09/489,250 2000-01-21
CA002397806A CA2397806C (fr) 2000-01-21 2000-10-10 Dispositifs de securite variables du point de vue optique

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002397806A Division CA2397806C (fr) 2000-01-21 2000-10-10 Dispositifs de securite variables du point de vue optique

Publications (2)

Publication Number Publication Date
CA2604093A1 CA2604093A1 (fr) 2001-07-26
CA2604093C true CA2604093C (fr) 2010-05-04

Family

ID=38878526

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2604093A Expired - Lifetime CA2604093C (fr) 2000-01-21 2000-10-10 Article de securite pourvu d'un motif holographique ou diffractant
CA2604098A Expired - Lifetime CA2604098C (fr) 2000-01-21 2000-10-10 Dispositifs de securite variables du point de vue optique

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2604098A Expired - Lifetime CA2604098C (fr) 2000-01-21 2000-10-10 Dispositifs de securite variables du point de vue optique

Country Status (1)

Country Link
CA (2) CA2604093C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2580321C (fr) * 2006-03-06 2014-11-04 Jds Uniphase Corporation Dispositifs de securite comprenant un adhesif a couleur changeante

Also Published As

Publication number Publication date
CA2604098C (fr) 2010-12-21
CA2604098A1 (fr) 2001-07-26
CA2604093A1 (fr) 2001-07-26

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Legal Events

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Effective date: 20201013