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Expired Canadian patentCanada

Splint for complete circumferential immobilization of an extremity or a terminal member of an extremity

CA 1325147 C · Owner: Lazarian, Vartan J. · Inventors: Lazarian, Vartan J.

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 splint of our invention comprises a substantially cylindrical flexible outer member, an inner liner advantageously a soft material for comfort and a plurality, of stiffening members interposed between the outer member and the inner liner distributed substantially uniformly about the entire circumference of the terminal member or extremity to provide a uniform pressure around the circumference preventing bending. The stiffening members are not completely rigid, advantageously somewhat flexible steel rods while the, flexible outer member can be a piece of rubber tubing.

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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 December 14, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 14, 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.
FiledDecember 16, 1988
GrantedDecember 14, 1993
Term endedDecember 14, 2010
Patent numberCA 1325147 C
Classification (IPC)A61F5/04 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedDec 16, 1988Patent grantedDec 14, 1993Term endedDec 14, 2010

Sources & verification

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