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Expired Canadian patentCanada

Lamp socket assembly affording variable bulb focal length positioning

CA 1068366 A · Owner: Chrysler Corporation · Inventors: Brownlee, Robert C.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Abstract, A socket assembly including a tubular metallic socket member for receiving the contacting base of an electrical lamp bulb and an external socket housing member receiving said socket member therein. The socket housing and socket members are internally and externally configured to afford a selection of several different focal lengths to which a lamp bulb may be positioned for use with different lamp housings.

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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 December 18, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 18, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedDecember 18, 1979
Term endedDecember 18, 1996
Patent numberCA 1068366 A
Classification (IPC)H01R33/46

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedDec 18, 1979Term endedDec 18, 1996

Sources & verification

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