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Expired Canadian patentCanada

Panel repair kit

CA 1137778 A · Owner: Tiner, Francis L. · Inventors: Tiner, Francis L.

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 kit for repairing a hole or providing a more substantial mounting for an anchor device as in a, panel of a hollow construction such as a room partition, or a hollow door including a thin sheet of perforated, material which is cut to form a plate slightly exceeding the size of the hole after it has been squared-up. A suitable adhesive, such as two-sided adhesive tape is, applied to a face of the perforate plate along substantially the entire periphery of the plate. An operatively rigid tool, having resilient legs with feet at adjacent ends, has its legs slightly spread apart and the feet inserted through spaced apart ones of the perforations until the legs seat in these perforations and …

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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 21, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 21, 1999.
  • 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 29, 1979
GrantedDecember 21, 1982
Term endedDecember 21, 1999
Patent numberCA 1137778 A
Classification (IPC)E04B2/72 +1 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedNov 29, 1979Patent grantedDec 21, 1982Term endedDec 21, 1999

Sources & verification

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