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Expired Canadian patentCanada

Inner boot for a ski boot

CA 1080963 A · Owner: Engineered Sports Products · Inventors: Dalebout, Melvin W.

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

Abstract of the Disclosure, A ski boot is constructed with a relatively rigid bottom foot enclosure, a somewhat more flexible cuff portion pivotally connected to the foot enclosure at the axis of the ankle, and an even more flexible spat portion arranged to close over the upper portion of the foot. A bottom traction surface comprised of heal and sole portions is removably connectable to the boot. The bottom of the foot enclosure and the traction element are mutually adapted to provide a variable cant for the foot enclosure with respect to the bottom of the traction element. A removable inner boot of soft cellular foam material is provided within the foot enclosure, and is slit down 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 July 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 8, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJuly 8, 1980
Term endedJuly 8, 1997
Patent numberCA 1080963 A
Classification (IPC)A43B5/04

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJuly 8, 1980Term endedJuly 8, 1997

Sources & verification

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