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Expired Canadian patentCanada

Film storing sheet

CA 2115694 C · Owner: Noritsu Koki Co. Ltd. · Inventors: Arimoto, Keigo; Tanibata, Toru

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 film storing sheet comprising: an index print on which recorded images on a developed film is printed and a film sheet provided at the rear side of the index print and having a plurality of small pockets wherein the developed film is stored. Users can easily distinguish specific prints by seeing the index print.

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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 February 15, 1994 and granted March 30, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 15, 2014.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 15, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 15, 1994
GrantedMarch 30, 1999
Term endedFebruary 15, 2014
Patent numberCA 2115694 C
Classification (IPC)B42D1/08 +2 more

Timeline

Timeline From CIPO dates

1995199719992001200320052007200920112013Application filedFeb 15, 1994Patent grantedMarch 30, 1999Term endedFeb 15, 2014

Sources & verification

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