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Expired Canadian patentCanada

A method for applying a protective strip onto a cathode plate for obtaining a metal in an electrolytic manner from an electrolytic fluid

CA 2580089 C · Owner: Anger, Gerhard · Inventors: Anger, Gerhard; Leitner, Markus; Gerner, Gerhard

CIPO record

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Abstract From the Canadian patent

The invention relates to a method for applying a protective strip (3) to a cathode sheet (1) for electrolytically obtaining a metal from a electrolytic fluid. The plastic protective strip presses onto the warmed cathode sheet with the aid of a pressing tool (4), said cathode sheet being arranged below a melt of the surface thereof facing the cathode sheet and is subsequently cooled over the cathode sheet. The protective strip is applied to an elastically flexible pressing tool, which is pre-curved counter to the cathode sheet in , the direction of pressing in order to ensure a tight fitting thereof and is , pressed, in an outwardly progressive manner onto the cathode sheet by the , …

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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 13, 2005 and granted January 24, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 13, 2025.
  • 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.
FiledSeptember 13, 2005
GrantedJanuary 24, 2012
Term endedSeptember 13, 2025
Patent numberCA 2580089 C
Classification (IPC)C25C7/02

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedSep 13, 2005Patent grantedJan 24, 2012Term endedSep 13, 2025

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