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Expired Canadian patentCanada

Security element having a digitised mark and security support or document comprising same

CA 2592428 C · Owner: Vast, Nathalie · Inventors: Wagner, Eveline; Mueller, Matthias; Vast, Nathalie

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention relates to a security element comprising a carrier substrate comprising a transparent or translucent area carrying at least one digitised mark made of at least one set of dots appearing as a three dimensional mark when viewed in transmitted light. The invention relates to a security support or document or article comprising the said security element and to the method of identification and/or authentication of this security support or document or article.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed December 22, 2005 and granted February 11, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 22, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 22, 2005
GrantedFebruary 11, 2014
Term endedDecember 22, 2025
Patent numberCA 2592428 C
Classification (IPC)B42D15/00

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedDec 22, 2005Patent grantedFeb 11, 2014Term endedDec 22, 2025

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.