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Expired Canadian patentCanada

Coolant system for fuel processor

CA 2521372 C · Owner: Krause, Curtis L. · Inventors: Deshpande, Vijay A.; Worsley, Ralph S.; Wheat, William Spencer

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 coolant subsystem for use in a fuel processor and a method for its operation are disclosed. In accordance with a first aspect the coolant , subsystem is , separate from the feed to the processor reactor and is capable of circulating a , coolant through the processor reactor. In accordance with a second aspect the , constituent elements of the fuel processor are housed in a cabinet and the , coolant , subsystem is capable of cooling both the processor reactor and the interior of the , cabinet. In various alternatives the fuel processor can be employed to reform a fuel , for a fuel cell power plant and/or may be used to provide thermal control for unrelated mechanical systems.

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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 March 30, 2004 and granted November 13, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 30, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 30, 2026.
  • 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 30, 2004
GrantedNovember 13, 2012
Term endedMarch 30, 2024
Patent numberCA 2521372 C
Classification (IPC)B01J8/04 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedMarch 30, 2004Patent grantedNov 13, 2012Term endedMarch 30, 2024

Sources & verification

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