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Expired Canadian patentCanada

Return pad cable connector

CA 2448243 C · Owner: Sherwood Services Ag · Inventors: Schoenman, Arthur; Ehr, Christopher J.

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 return pad cable connector, in accordance with the present disclosure for , use with a disposable return pad includes a cord having a conductive wire disposed therethrough which conductive wire interconnects the return pad cable connector to an electrosurgical energy source. The return pad further includes a connector operatively coupled to the cord the connector having a conductive , surface which is selectively engageable with a corresponding conductive surface disposed on the return pad, the conductive surface of the connector including a conductive adhesive disposed thereon and a non-conductive adhesive disposed above the periphery of the conductive surface of the connector for …

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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

  • Filed May 31, 2002 and granted January 11, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 31, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 31, 2024.
  • 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 31, 2002
GrantedJanuary 11, 2011
Term endedMay 31, 2022
Patent numberCA 2448243 C
Classification (IPC)H01R4/04 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedMay 31, 2002Patent grantedJan 11, 2011Term endedMay 31, 2022

Sources & verification

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