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Expired Canadian patentCanada

Container for shipping and handling feature-length films

CA 1304723 C · Owner: S. Rose, Inc. · Inventors: Bose, Scott E.

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 container (10) for shipping and handling a motion picture film of feature length ready for projection using turntable-type projection equipment without the need for splicing or cutting the film. The device has spaced upper and lower main walls (12,14) with central openings (30,32), an inner ring (40) between the main walls removably secured to the lower wall and providing for film attachment, an outer annular wall (34) extending between the main walls near the peripheral edges and preferably an inner annular wall (36) near the central openings and, devices (58,60) drawing the main walls together to close the container. Preferred embodiments have the outer and inner annular walls affixed …

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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 July 7, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 7, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 9, 1988
GrantedJuly 7, 1992
Term endedJuly 7, 2009
Patent numberCA 1304723 C
Classification (IPC)B65D85/67 +1 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedMay 9, 1988Patent grantedJuly 7, 1992Term endedJuly 7, 2009

Sources & verification

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