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Expired Canadian patentCanada

Plastic ligating clips

CA 1312249 C · Owner: Edward Weck Incorporated · Inventors: Oh, Seik; Mckinney, Ray, Jr.

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

ZR17a, Abstract, A polymeric, surgical clip having first and second curved leg members joined at their proximal end by a reduced thickness hinge portion and movable from an open position to a closed position for clamping a vessel between curved opposing inner surfaces which are substantially parallel when the clip is closed. The first leg member has a concave inner surface and a hook portion at its distal end curved toward the second leg member. A ligating clip applying instrument for applying the clip has a pair of handles pivoted about a hinge point and extends beyond the hinge point to form a pair of clip closing jaws equipped with means for engaging bosses located on the sides of the …

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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 January 5, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 5, 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.
FiledOctober 26, 1988
GrantedJanuary 5, 1993
Term endedJanuary 5, 2010
Patent numberCA 1312249 C
Classification (IPC)A61B17/12 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedOct 26, 1988Patent grantedJan 5, 1993Term endedJan 5, 2010

Sources & verification

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