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Expired Canadian patentCanada

Method and apparatus for total energy fuel conversion systems

CA 2275927 C · Owner: Egt Enterprises, Inc. · Inventors: Cirrito, Anthony; Ennis, Bernard P.

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 independent and conserved source of fuel and/or power comprises a top stage rocket engine firing up to 5000 F at very high pressures delivering jet flows , up to transonic velocities into a near adiabatic tunnel for mixing in general and/or for transforming reactants introduced to suit specific objectives. The related compression is supplied by an independent prime mover which compresses its exhaust and other recoverable fluids. Low grade flows thereby upgraded in , temperature and pressure are adiabatically contained, are further upgraded in the tunnel to become part of the prescribed fuel for export at the tunnel ends; or fuel to be fired in a prime mover for electric or other …

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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 December 23, 1997 and granted May 6, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 23, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 23, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 23, 1997
GrantedMay 6, 2003
Term endedDecember 23, 2017
Patent numberCA 2275927 C
Classification (IPC)C01B3/36 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedDec 23, 1997Patent grantedMay 6, 2003Term endedDec 23, 2017

Sources & verification

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