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Expired Canadian patentCanada

Vehicular battery retainer and shield

CA 2038142 C · Owner: Gm Global Technology Operations, Inc. · Inventors: Francis, Laurie Ann; Krentz, Richard Harry

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 motor vehicle having a battery supported on a cantilevered tray within the vehicle's engine compartment wherein the vibrations otherwise experienced by the unsecured distal end of the tray is dampened by a substantially rigid bracket which engages the distal end of the tray, overlies the battery so as to retain it in the tray and also engages a vehicle body member. The damper-retaining bracket is preferably integral with an enclosure which encompasses the battery and shields the battery from engine compartment heat. The enclosure will preferably comprise hollow walls for also insulating the battery from such heat.

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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 March 13, 1991 and granted November 1, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 13, 2011.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 13, 2013.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 13, 1991
GrantedNovember 1, 1994
Term endedMarch 13, 2011
Patent numberCA 2038142 C
Classification (IPC)B60R11/00 +2 more

Timeline

Timeline From CIPO dates

1992199419961998200020022004200620082010Application filedMarch 13, 1991Patent grantedNov 1, 1994Term endedMarch 13, 2011

Sources & verification

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