Method for the electrolytic conversion of furan or furan derivatives
CA 2385240 A1 · Owner: Basf Aktiengesellschaft · Inventors: Putter, Hermann
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to electrolytic conversion of at least one furane derivative (A) in an electrolytic circuit comprising steps (i) and (ii): (i) , electrolytic oxidation of furane or a substituted furane or a mixture of two or more of said furanes to obtain (a) at least one furane derivative (B) exhibiting a C-C double bond in a heterocyclic five-membered ring and (b) hydrogen, (ii) hydrogenation of said C-C double bond using hydrogen obtained from step (i) in a parallel process occurring at said cathode or externalsource hydrogen added to said electrolytic circuit or electrocatalytic hydrogenation. The invention is characterized in that said method is performed in an …
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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 September 15, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 15, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 15, 2022.
- 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.