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Canadian application, no grantCanada

Stimulation method for the dural venous sinuses and adjacent dura for treatment of medical conditions

CA 2472485 A1 · Owner: Ansarinia, Mehdi M. · Inventors: Ansarinia, Mehdi M.

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 method is provided for the suppression of various aliments. The method comprises positiong at least one electrode adjacent to or around an implantation site (10, 14, 16, 18, 20, 22 and 24).

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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 January 2, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 2, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 2, 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.
FiledJanuary 2, 2002
GrantedNo grant recorded
Term endedJanuary 2, 2022
Patent numberCA 2472485 A1
Classification (IPC)A61N1/36

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJan 2, 2002Term endedJan 2, 2022

Sources & verification

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