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Expired Canadian patentCanada

Multi purpose orthopedic ratcheting forceps

CA 1302827 C · Owner: Bogert, Roy · Inventors: Chapman, Michael W.; Mears, Dana C.; Edwards, Charles 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

A forceps for use in orthopedic surgical procedures having readily interchangeable tip elements 500 600, 700, 800 and a reversible ratchet mechanism Fig. 3, for, controlling the tip elements. A variety of tips for compression and distraction are provided. The ratchet mechanism permits controlled increments of force to be applied to the tips.

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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 June 9, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 9, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 1, 1989
GrantedJune 9, 1992
Term endedJune 9, 2009
Patent numberCA 1302827 C
Classification (IPC)A61B17/56 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedFeb 1, 1989Patent grantedJune 9, 1992Term endedJune 9, 2009

Sources & verification

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