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Expired Canadian patentCanada

Vehicle front lamp

CA 1318643 C · Owner: Stanley Electric Co. Ltd. · Inventors: Oyama, Hiroo

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 vehicle front lamp includes upper and lower first curved surfaces made of composite curved surfaces to reflect a light beam from a light source in the left direction and in the right direction, respectively, the upper and lower first curved surfaces being respectively mounted at the higher and lower positions than the light source; and upper and lower second curved surfaces for reflecting a light beam reflected from the upper and lower first curved surfaces by making the light beam substantially parallel in the front direction the, upper and lower second curved surfaces being mounted at the right and left of the light source. The composite curved surfaces of the upper first curved surface …

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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 June 1, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 1, 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.
FiledSeptember 29, 1989
GrantedJune 1, 1993
Term endedJune 1, 2010
Patent numberCA 1318643 C
Classification (IPC)B60Q1/04 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedSep 29, 1989Patent grantedJune 1, 1993Term endedJune 1, 2010

Sources & verification

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