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Expired Canadian patentCanada

Multi-leaved tablet and method of forming same

CA 1211769 A · Owner: Hallmark Cards, Incorporated · Inventors: Sturdivan, James R.

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

Abstract of the Disclosure, A method of manufacture and configuration for a multi-leaved tablet, such as a greeting card is provided, wherein the leaves thereof have corresponding first surface portions adhesively interconnected and corresponding second surface portions being free to fold relative to the adjacent leaves. The leaves are of predetermined configuration and are die cut from a plurality of panels arranged in contacting face-to-face relation. Portions of the contacting surfaces of adjoining panels are adhesively interconnected by an area of adhesive. The adhesive area is provided with a rectilinear peripheral segment and each die-cut leaf includes at least a portion of the …

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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

  • Granted September 23, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 23, 2003.
  • 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 22, 1983
GrantedSeptember 23, 1986
Term endedSeptember 23, 2003
Patent numberCA 1211769 A
Classification (IPC)B42D15/02 +1 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedJuly 22, 1983Patent grantedSep 23, 1986Term endedSep 23, 2003

Sources & verification

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