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Expired Canadian patentCanada

Method and system for identity recognition

CA 2501470 C · Owner: Brace, Colin · Inventors: Cameron, Kim; Brace, Colin; Hacherl, Donald J.

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

In accordance with various aspects, the present invention relates to methods and systems for sending an identity information document comprising selecting identity information from a self-identity information store for inclusion in the, identity information document. The selected identity information is read from a , self-identity information store. The identity information document is generated to, include the selected identity information and one or more keys and signed , using a, key associated with one of the keys included in the identity information document. The identity information document is then sent to a recipient. Receiving an identity, information document comprises …

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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 July 29, 2004 and granted October 15, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 29, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 29, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 29, 2004
GrantedOctober 15, 2013
Term endedJuly 29, 2024
Patent numberCA 2501470 C
Classification (IPC)H04L9/32 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedJuly 29, 2004Patent grantedOct 15, 2013Term endedJuly 29, 2024

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