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Expired Canadian patentCanada

Collapsible container

CA 1068223 A · Owner: Sea Containers Limited · Inventors: Clive-Smith, Martin

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 collapsible container of the open-platform type for containing goods comprises a generally rectangular platform base having a stub corner post at each corner of the platform base. At its upper end each corner, post has means for coupling it to a bottom corner portion of a superimposed container. A corner post is pivotally connected to each stub corner post about an axis substantially parallel to the longer side of the base for movement from a folded-down position in which it lies below the level of the tops of the stub corner posts through a vertical position into a position slightly beyond the vertical to enable bracing means to be swung upwards and coupled between the two corner posts …

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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 December 18, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 18, 1996.
  • 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—
GrantedDecember 18, 1979
Term endedDecember 18, 1996
Patent numberCA 1068223 A
Classification (IPC)B65D6/16 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedDec 18, 1979Term endedDec 18, 1996

Sources & verification

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