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Expired Canadian patentCanada

Boots with quick release means

CA 1198282 A · Owner: Bell, Michael · Inventors: Bell, Michael

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

Quick release means for a pair of footwear. The quick release means enables one to readily extract one's feet from the footwear without the use of one's hands. In that regard each, footwear of the pair includes a notch in the toe portion of the outsole and a projection extending generally upwardly from the heel portion. The removal of the footwear is accomplished when one positions his or her feet so that a portion of the outsole of one of said pair of footwear overlies the projection of the other of said pair, with the notch receiving the projection therein. This enables the wearer to readily extract one of his or her feet from one of the footwear. Obviously, to extract both feet 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 December 24, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 24, 2002.
  • 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 2, 1983
GrantedDecember 24, 1985
Term endedDecember 24, 2002
Patent numberCA 1198282 A
Classification (IPC)A43B3/02 +1 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedSep 2, 1983Patent grantedDec 24, 1985Term endedDec 24, 2002

Sources & verification

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