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Expired Canadian patentCanada

Process for the production of hydrogen

CA 2642029 C · Owner: Uop Llc · Inventors: Nemeth, Laszlo T.; Vanden Bussche, Kurt M.; Rayner, Christine M.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A process and apparatus are disclosed for the generation of hydrogen from hydrogen rich compounds. The process uses hydrogen peroxide as an oxidizer with a hydrogen rich compound forming a mixture such that when the mixture is exposed to a catalyst forming a hydrogen rich gas.

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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 February 13, 2006 and granted July 31, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 13, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 13, 2006
GrantedJuly 31, 2012
Term endedFebruary 13, 2026
Patent numberCA 2642029 C
Classification (IPC)C01B3/32 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 13, 2006Patent grantedJuly 31, 2012Term endedFeb 13, 2026

Sources & verification

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