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Expired Canadian patentCanada

Container support pedestals

CA 1317581 C · Owner: Brown, James Theodore · Inventors: Brown, James Theodore

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 support apparatus for supporting cargo containers being transported on railroad container cars the apparatus comprising a pair of pivotal support pedestals spaced opposite from each other along the side sills of the railroad container car and connected to transverse linkage to permit raising or lowering the pedestals from either side of the railroad car.

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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 11, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 11, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 30, 1989
GrantedMay 11, 1993
Term endedMay 11, 2010
Patent numberCA 1317581 C
Classification (IPC)B61D45/00 +1 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedJan 30, 1989Patent grantedMay 11, 1993Term endedMay 11, 2010

Sources & verification

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