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Expired Canadian patentCanada

Surgical clamp

CA 1114708 A · Owner: Weck (Edward) & Company, Inc. · Inventors: Giersch, Robert V.C.

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

Surgical Clamp, Abstract of the Disclosure A surgical clamp, particularly useful as an approximator, is formed of two clips, each with a pair of clamping blades spring biased in the closed position slidably mounted, on a rod extending through the pivot point of each clip.

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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 22, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 22, 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.
FiledOctober 13, 1977
GrantedDecember 22, 1981
Term endedDecember 22, 1998
Patent numberCA 1114708 A
Classification (IPC)A61B17/12

Timeline

Timeline From CIPO dates

1978198119841987199019931996Application filedOct 13, 1977Patent grantedDec 22, 1981Term endedDec 22, 1998

Sources & verification

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