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Expired Canadian patentCanada

Gasifying, economizing, decontaminating and power enhancing apparatus for improving the operation of engines, appliances, burners and equipment which use solid, liquid or gaseous fuels

CA 1320080 C · Owner: Jurado, Gaspar Humanes · Inventors: Jurado, Gaspar Humanes

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

An apparatus is described for improving the operation of engines of any type other than electrical made up of one or more coils which encircle a pipe through which hot liquid or gas for cooling the engine circulates. The cooling liquid circulation pipe is made up internally of a metal tube on which the said coil winds and between its entrance and exit there is positioned optionally a diversion pipe, for the purpose of detecting the temperature of the fuel which flows through the coil and in this way regulating the temperature of the fuel which arrives in the engine. At the exit end of the diversion pipe there is a compensating element which prevents the fuel pump from emptying.

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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 July 13, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 13, 2010.
  • 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 14, 1988
GrantedJuly 13, 1993
Term endedJuly 13, 2010
Patent numberCA 1320080 C
Classification (IPC)F02M31/00 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedNov 14, 1988Patent grantedJuly 13, 1993Term endedJuly 13, 2010

Sources & verification

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