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Expired Canadian patentCanada

Electric cord and licence holder

CA 1284480 C · Owner: Buchan, Donald G. · Inventors: Mcdonald, Charles A.; Buchan, Donald G.

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

Extension cords for automobiles and the like are usually coiled around the bumper and/or part of the grille when not in use. The present device includes a casing having an extending and retracing extension cord reel assembly therein connectible to 120 VAC and having a pair of outlets for block heater and car warmer connection thereto. The length and height of the box or casing are similar to those of a conventional licence plate and it is attached to the front licence plate holder with the licence plate on the front wall of the casing and being held in position by bolts extending through the plate the casing and into the licence plate holder.

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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 28, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 28, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 10, 1987
GrantedMay 28, 1991
Term endedMay 28, 2008
Patent numberCA 1284480 C
Classification (IPC)B65H54/00 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedJune 10, 1987Patent grantedMay 28, 1991Term endedMay 28, 2008

Sources & verification

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