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Expired Canadian patentCanada

Apparatus and method for producing photographic film print with strip adhesive backing

CA 1076940 A · Owner: J And H Manufacturing · Inventors: Jones, Herman L.; Haugen, John M.

CIPO record

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Drawings and full text

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

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Abstract From the Canadian patent

This tape dispensing apparatus and method is for use with a photographic film cutter, and comprises dispensing means for dispensing at least one strip of pressure sensitive adhesive transfer tape composed of a transferable pressure sensitive adhesive layer and a releasable backing strip and for, directing the tape strip into a course of travel aligned with the direction of travel to be taken by a strip of photographic film prints as the latter is drawn into a photographic film cutter; and guide means providing an elongated path in said course of travel along which the tape strip is confined and guided such that its adhesive layer and the back face of the print strip are progressively …

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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 May 6, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 6, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedMay 6, 1980
Term endedMay 6, 1997
Patent numberCA 1076940 A
Classification (IPC)G03D15/04 +2 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedMay 6, 1980Term endedMay 6, 1997

Sources & verification

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