Method for oxidising hydrocarbons, alcohols and/or ketones
CA 2413848 A1 · Owner: Fache, Eric · Inventors: Fache, Eric
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a method for oxidising with oxygen or an oxygen-containing gas hydrocarbons into corresponding carboxylic acids alcohols and/or ketones or alcohols and/or ketones into corresponding carboxylic acids. More precisely the invention concerns a method for oxidising hydrocarbon alcohol and/or ketone using oxygen or an oxygen-containing gas in liquid phase and in the presence of a catalyst dissolved in a reaction medium. The invention is characterised in that the catalyst comprises a soluble manganese and/or cobalt compound at least a soluble chromium compound and at least a soluble iron compound.
Read the whole patent
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 June 22, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 22, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 22, 2023.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.