Process for producing phenyl-alkanes compositions produced therefrom, and uses thereof
CA 2379548 A1 · Owner: Galperin, Leonid B. · Inventors: Marinangeli, Richard E.; Galperin, Leonid B.; Fritsch, Thomas R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is a process for producing phenyl-alkanes by paraffin isomerization (30) followed by paraffin dehydrogenation (70) and then by alkylation (104) of a phenyl-compound by a lightly branched olefin. The effluent (106) of the alkylation zone comprises paraffins that are recycled to the isomerization step (30) or to the dehydrogenation step (70). In addition this invention is the compositions produced by these processes and the use of , compositions produced by these processes.
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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 July 19, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 19, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 19, 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.