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Expired Canadian patentCanada

Artificial tendon prostheses comprising carbon coated organo polymeric fibers

CA 1111604 A · Owner: Carbo Medics, Inc. · Inventors: Bokros, Jack C.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Biocompatible artificial tendon or ligament prostheses having an exterior adherent coating of vapor deposited carbon, comprising a strand of a plurality of fibers each of which is designed to sustain a tensile strain or about 5 percent or less and means for attaching the strand at the implantation site.

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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 November 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 3, 1998.
  • 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 24, 1978
GrantedNovember 3, 1981
Term endedNovember 3, 1998
Patent numberCA 1111604 A
Classification (IPC)A61F2/08 +1 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedMay 24, 1978Patent grantedNov 3, 1981Term endedNov 3, 1998

Sources & verification

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