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Expired Canadian patentCanada

Floor hockey puck

CA 1315818 C · Owner: Owen, Mallory · Inventors: Owen, Mallory

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 floor hockey puck comprising a thick circular disc of uniform felt composition of appropriate density for floor hockey the disc having top and bottom circular surfaces and a side panel extending about the puck between peripheries of the top and bottom surfaces, and stitching extending through the disc between the top and bottom surfaces, the stitching being along a circular line and spaced inwardly from the peripheries of the surfaces so as to give the side panel a convex surface about the puck and minimize the tendency of the puck to roll on that side panel.

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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 April 6, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 6, 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.
FiledSeptember 22, 1989
GrantedApril 6, 1993
Term endedApril 6, 2010
Patent numberCA 1315818 C
Classification (IPC)A63B67/00 +1 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedSep 22, 1989Patent grantedApril 6, 1993Term endedApril 6, 2010

Sources & verification

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