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Expired Canadian patentCanada

Electrical generating plant

CA 1311264 C · Owner: Adams, Victor W. · Inventors: Wright, Bartram J.; Catchpole, John P.; Adams, Victor W.

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

There is disclosed an electrical generating plant especially for use in a submarine, having dual modes of operation and which comprises a fuel cell which requires a supply of gaseous hydrogen and a supply of gaseous oxygen in order to generate an electrical output. First supply means supplies to the plant a hydrogen-containing compound, preferably methanol, which is liquid at NTP and which can undergo an endothermic reaction to liberate gaseous hydrogen, and second supply means is provided which is selectively operable for supplying to the plant liquid hydrogen peroxide in a first mode of operation and air in a second mode of operation. A reformer is connected to the first supply means and …

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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

  • Granted December 8, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 8, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 11, 1985
GrantedDecember 8, 1992
Term endedDecember 8, 2009
Patent numberCA 1311264 C
Classification (IPC)H01M8/06 +2 more

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedMarch 11, 1985Patent grantedDec 8, 1992Term endedDec 8, 2009

Sources & verification

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