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Expired Canadian patentCanada

Plastic horseshoe

CA 1260400 A · Owner: Mckibben, David P. · Inventors: Mckibben, David P.

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

The invention is a therapeutic horseshoe including an impact frame for supporting a horse's foot and a cushioned insert for nesting into an insert depression formed in the upper surface of the impact frame such that the insert provides force absorption and kinetic energy return to a ringlike portion of the sole of the foot. The lower surface of the impact frame preferably includes a front slope and a rear slope which improve shock impact and step characteristics in the foot and are important in specifically preventing and alleviating symptoms of laminitis and navicular disease in horses. An alternate toe-in, toe-out shoe is adapted for correction of unbalanced hoof conditions. 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 September 26, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 26, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 6, 1985
GrantedSeptember 26, 1989
Term endedSeptember 26, 2006
Patent numberCA 1260400 A
Classification (IPC)A01L5/00 +1 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedDec 6, 1985Patent grantedSep 26, 1989Term endedSep 26, 2006

Sources & verification

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