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Expired Canadian patentCanada

Plasma-generating device, plasma surgical device and use of a plasma surgical device

CA 2614375 C · Owner: Rubiner, Igor · Inventors: Suslov, Nickolay; Rubiner, Igor

CIPO record

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Abstract From the Canadian patent

The present invention relates to a plasma-generating device comprising an , anode, a cathode and at least one intermediate electrode said intermediate , electrode being arranged at least partly between said anode and said cathode and said intermediate electrode and said anode forming at least a part of a plasma channel which has an opening in said anode. Further the plasma-, generating device comprises at least one coolant channel which is arranged with at least one outlet opening which is positioned beyond in the direction , from the cathode to the anode said at least one intermediate electrode and , the channel direction of said coolant channel at said outlet opening has a directional …

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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 July 7, 2006 and granted September 2, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 7, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 7, 2006
GrantedSeptember 2, 2014
Term endedJuly 7, 2026
Patent numberCA 2614375 C
Classification (IPC)H05H1/34 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJuly 7, 2006Patent grantedSep 2, 2014Term endedJuly 7, 2026

Sources & verification

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