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Expired Canadian patentCanada

Appliance for foot orthosis

CA 1081071 A · Owner: Digiulio, Mario · Inventors: Digiulio, Mario

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

This orthopedic appliance for correcting a wide variety of lower extremity deformities comprises: a bar which is scored so that it can be broken to provide a bar of a desired length; lockable articulated joints at both ends of the bar; releasable clips for rapidly attaching and detaching the articulated joints to and from the bottom of the patient's shoes; index markings allowing the articulated joints to be accurately adjusted and locked in the desired position; nesting extension attachments; and stabilizer rods for maintaining plantar or dorsi flexion and insuring that the device is not defeated by bending the knees. Included in the appliance is a lockable articulated joint utilizing a …

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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 1081071 A
Classification (IPC)A61F5/00 +2 more

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.