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Expired Canadian patentCanada

Electronic lead for a medical implant device, method of making same, and method and apparatus for inserting same

CA 2459335 C · Owner: Byers, Charles · Inventors: Shah, Rajiv; Gibson, Scott R.; Chernoff, Edward

CIPO record

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Abstract From the Canadian patent

An implantable coaxial lead includes a cable with male and female connectors. The cable includes inner and outer helical coils separated by an inner insulator tube, with an outer insulator tube surrounding the outer helical coil. The male connector includes an outer conductive cylinder a conductive , pin and an insulator molded in between. For increased strength a braided , cylinder, infused with rubber is included at the juncture of the male connector and the cable. The female connector includes a cylinder formed by two conducting body elements (400, 402) and an intervening insulating body element (401). The female connector includes respective conductive tension elements (408, 416) …

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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 September 4, 2002 and granted March 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 4, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 4, 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.
FiledSeptember 4, 2002
GrantedMarch 12, 2013
Term endedSeptember 4, 2022
Patent numberCA 2459335 C
Classification (IPC)A61N1/05

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedSep 4, 2002Patent grantedMarch 12, 2013Term endedSep 4, 2022

Sources & verification

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