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Canadian application, no grantCanada

Electrolytic cell, electrolyser and a method of performing electrolysis

CA 2093358 A1 · Owner: Tenfaelt, Mikael · Inventors: Wanngard, Johan; Ullman, Anders; Tenfaelt, Mikael

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The present invention relates to an electrolytic cell (1) comprising an anodic end wall (6) and a cathodic end wall (5) facing each other and supporting alternately arranged plate-shaped anodes (8) and cathodes (10) extending substantially perpendicularly to said end walls. At least some of the anodes (8) and/or cathodes (10) cooperate with the opposite end wall (5 6) via electrically, insulating spacer members (4) thus enabling compressive forces to, be transmitted between the cell end walls (5 6). The invention , also relates to an electrolyser comprising two or more cells (1) according to the invention. Further, the invention relates to a method of performing electrolyses.

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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 25, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 25, 2011.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 25, 2013.
  • 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 25, 1991
GrantedNo grant recorded
Term endedSeptember 25, 2011
Patent numberCA 2093358 A1
Classification (IPC)C25B1/24 +2 more

Timeline

Timeline From CIPO dates

1992199419961998200020022004200620082010Application filedSep 25, 1991Term endedSep 25, 2011

Sources & verification

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