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Expired Canadian patentCanada

Apparatus and method for reducing and removing airborne oxidized particulates

CA 2545593 C · Owner: Borisenko, Alexander Vasilievich · Inventors: Borisenko, Alexander Vasilievich

CIPO record

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Abstract From the Canadian patent

An apparatus (10) and method for recovering elemental carbon elemental , sulfur, elemental iron, elemental gold and other elemental materials from an air flow including a funnel-shaped receptor (14) and an inverted cone-shape electrode node body (12) spaced from the funnel receptor a funnel-shaped , reaction zone (45) between the outer surface of the electrode node body and the inner surface (60) of the receptor for receiving the air flow and a , plurality of point source electrodes (36) mounted to the electrode node body (12) and projecting into the reaction zone (45). The electrode node body (12) and the receptor (14) are electrically isolated from each other the receptor , (14) is …

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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 November 12, 2004 and granted March 19, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 12, 2024.
  • 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.
FiledNovember 12, 2004
GrantedMarch 19, 2013
Term endedNovember 12, 2024
Patent numberCA 2545593 C
Classification (IPC)B03C3/00 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedNov 12, 2004Patent grantedMarch 19, 2013Term endedNov 12, 2024

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