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Expired Canadian patentCanada

Identification card and method of making

CA 2268890 C · Owner: Chess, Stanley C. · Inventors: Chess, Stanley C.; Nash, Thomas P.; Moeller, Scott A.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A combined business form/identification card (10) includes a sheet of cellulosic stock material having a barrier coating (13) on a first portion of the sheet with an overlay of laser-printable varnish (15) on the barrier coat. Lines of weakness are provided in the sheet in the area of the barrier coat and varnish to produce an identification card detachable from the sheet. A second portion of the sheet has indicia imaged thereon.

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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 September 9, 1998 and granted November 18, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 9, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 9, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 9, 1998
GrantedNovember 18, 2003
Term endedSeptember 9, 2018
Patent numberCA 2268890 C
Classification (IPC)G06K19/06 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedSep 9, 1998Patent grantedNov 18, 2003Term endedSep 9, 2018

Sources & verification

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