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Expired Canadian patentCanada

Pressure sensitive and working gap controlled medical stapling device

CA 1182710 A · Owner: Senco Products, Inc. · Inventors: Becht, Carl T.

CIPO record

Overview

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

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Abstract From the Canadian patent

A surgical stapling instrument for suturing tissues or organs. The instrument is of the type having a fixed anvil jaw, a movable staple cartridge-carrying jaw shiftable toward and away from the anvil Jaw and a staple, driver actuator shiftable to actuate the staple driver of the staple cartridge to implant the staples of the cartridge in the tissue or organ located between the anvil jaw and the staple cartridge-carrying jaw. The instrument is provided with a clutch to control the gap between the fixed anvil jaw and the staple cartridge in response to the pressure being applied to the organ or tissue therebetween to preclude over-compression or under-compressIon thereof. The instrument is …

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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 February 19, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 19, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 26, 1982
GrantedFebruary 19, 1985
Term endedFebruary 19, 2002
Patent numberCA 1182710 A
Classification (IPC)A61B17/04 +1 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedAug 26, 1982Patent grantedFeb 19, 1985Term endedFeb 19, 2002

Sources & verification

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