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Expired Canadian patentCanada

Lamp cover assembly for electric appliances

CA 1330332 C · Owner: Park, Hwa Shik · Inventors: Park, Hwa Shik

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 lamp cover assembly for electric appliances which enables a lamp cover to be disassembled without being completely separated from the bottom face of the appliance. The assembly includes a lamp cover support means on which the lamp cover is pivotally mounted so that the lamp cover pivots without being completely separated from the bottom face when it is disassembled for replacing the lamp.

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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 21, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 21, 2011.
  • 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 2, 1989
GrantedJune 21, 1994
Term endedJune 21, 2011
Patent numberCA 1330332 C
Classification (IPC)F21V33/00 +1 more

Timeline

Timeline From CIPO dates

19901993199619992002200520082011Application filedJune 2, 1989Patent grantedJune 21, 1994Term endedJune 21, 2011

Sources & verification

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