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Expired Canadian patentCanada

Hot fuel gas generator

CA 1099163 A · Owner: Econo Fuel Systems, Inc. · Inventors: Harpman, Webster B.; Mahoney, Fred G.

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

A method of amking a hot gaseous fuel for an internal combustion engine, is disclosed which separately and simultaneously delivers only a hydrocarbon and water at a predetermined ratio into a closed chamber heating said hydrocarbon and water in said chamber to a temperature sufficient to simultaneously change the hydrocarbon to a gas and the water to steam and to thereby space the hydrocarbon molecules apart a sufficient degree to support substantially complete combustion in said engine, regulating the volume and directional flow of the hot gaseous fuel, and directing the hot gaseous fuel from said chamber to a point of combustion in said internal combustion engine. This invention 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

  • Granted April 14, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 14, 1998.
  • 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 15, 1979
GrantedApril 14, 1981
Term endedApril 14, 1998
Patent numberCA 1099163 A
Classification (IPC)F02B43/00

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedMarch 15, 1979Patent grantedApril 14, 1981Term endedApril 14, 1998

Sources & verification

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