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Canadian application, no grantCanada

Improved supports for high surface catalysts

CA 2503465 A1 · Owner: Wright, Harold A. · Inventors: Wolf, Mary E.; Coy, Kevin L.; Minahan, David M.

CIPO record

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

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Abstract From the Canadian patent

The present invention relates to thermally stable high surface area alumina , supports and method of preparing such supports with at least one modifying agent. The method includes adding the, modifying agent to the alumina prior to calcining. More particularly the , invention relates to the, use of such catalysts for the catalytic partial oxidation of light hydrocarbons (e.g. methane or, natural gas) to produce primarily synthesis gas. The present invention further relates to , gas-to-liquids conversion processes more specifically for producing C5+ , hydrocarbons.

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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 November 12, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 12, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 12, 2025.
  • 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 12, 2003
GrantedNo grant recorded
Term endedNovember 12, 2023
Patent numberCA 2503465 A1
Classification (IPC)C01B3/38 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedNov 12, 2003Term endedNov 12, 2023

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