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Expired Canadian patentCanada

Headlamp assembly

CA 1286268 C · Owner: General Motors Corporation · Inventors: Rice, Lawrence M.; Mateos, Luis A.

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

Abstract of the Invention A headlamp assembly having, a colorless lens which is positioned flush with the adjacent panels at the front end of a motor vehicle and which includes horizontal louvre and vertical slat means located within the body of the headlamp that art of the same color as the adjacent panels and are positioned and spaced therein so that the lens appears to be the same color as the adjacent panels.

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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 16, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 16, 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.
FiledNovember 30, 1988
GrantedJuly 16, 1991
Term endedJuly 16, 2008
Patent numberCA 1286268 C
Classification (IPC)B60Q1/04 +2 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedNov 30, 1988Patent grantedJuly 16, 1991Term endedJuly 16, 2008

Sources & verification

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