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Expired Canadian patentCanada

Method and combustion reactor for converting uranium hexafluoride gas to an oxide of uranium

CA 1250405 A · Owner: General Electric Company · Inventors: Linz, David G.; Wetzel, Jennifer A.; Grier, Robert K. Jr.

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 uranium oxide product is formed in a gaseous reaction medium from uranium hexafluoride by interaction with a fuel gas such as hydrogen and oxygen. Oxide content and particle properties of the uranium oxide product are governed by the improved method and the apparatus for carrying out the method.

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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 February 28, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 28, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 18, 1986
GrantedFebruary 28, 1989
Term endedFebruary 28, 2006
Patent numberCA 1250405 A
Classification (IPC)C01G43/01 +2 more

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedJuly 18, 1986Patent grantedFeb 28, 1989Term endedFeb 28, 2006

Sources & verification

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