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Expired Canadian patentCanada

Cuff device

CA 1314779 C · Owner: Spademan, Richard G. · Inventors: Spademan, Richard G.

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 dynamic support is disclosed in which there is provided fitting system for engaging body parts articulated to each other, arms attached to and extending from the fitting system and movably attached to each other remote from the fitting system, and tightening cables attached to the fitting system and arms for dynamically and temporarily tightening the fitting system differentially and progressively on the body parts in response to movement of one body part relative to the other body part.

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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 March 23, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 23, 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.
FiledMay 31, 1988
GrantedMarch 23, 1993
Term endedMarch 23, 2010
Patent numberCA 1314779 C
Classification (IPC)A61F2/78 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedMay 31, 1988Patent grantedMarch 23, 1993Term endedMarch 23, 2010

Sources & verification

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