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Expired Canadian patentCanada

Adjustable door frame assembly

CA 1324535 C · Owner: Carnick, Robert C. · Inventors: Carnick, Robert C.; Perliski, Dennis; Mozuras, Gary

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

An adjustable door frame assembly includes a frame member adapted to fit in a portion of the interior periphery of a door opening and including a raised hat portion having at least one spring clip retained therein. The assembly further includes a trim piece adapted to be slidably retained by the clip so as to allow for expansion of the frame assembly to accommodate a variety of wall thicknesses and irregularities. The clip includes a clip hook portion operative to engage a jamb hook so as to support the clip in a raised channel formed by the hat portion without affixation to the wall. The clip includes a tongue portion. A first portion of the trim piece is retained by contact with the …

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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 November 23, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 23, 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.
FiledOctober 21, 1988
GrantedNovember 23, 1993
Term endedNovember 23, 2010
Patent numberCA 1324535 C
Classification (IPC)E06B1/56 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedOct 21, 1988Patent grantedNov 23, 1993Term endedNov 23, 2010

Sources & verification

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