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Expired Canadian patentCanada

System of implantable devices for monitoring and/or affecting body parameters

CA 2284675 C · Owner: Gord, John C. · Inventors: Dell, Robert Dan; Schulman, Joseph H.; Gord, John C.

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

This invention is a system for monitoring and affecting parameters of a patient's body more particularly comprised of a system control unit (302) and , one or more other devices (100), preferably battery powered implanted in the patient's body. The unit (302) is capable of transmitting commands to at least some of the devices (100).

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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 March 26, 1998 and granted January 31, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 26, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 26, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 26, 1998
GrantedJanuary 31, 2012
Term endedMarch 26, 2018
Patent numberCA 2284675 C
Classification (IPC)A61N1/36 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedMarch 26, 1998Patent grantedJan 31, 2012Term endedMarch 26, 2018

Sources & verification

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