Process and apparatus for producing substituted thiocarbamates
CA 1113106 A · Owner: Oxon Italia S.P.A. · Inventors: Ronchi, Nello
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Substituted thiocarbamates are produced by continuously feeding together a secondary amine and sulphur in stoichiometric propertions and in a suitable solvent into a reaction colum subjected to pressure by carbon monoxide. A continuous circulation of the reaction solution is maintained in the column, and the effluent is subjected to alkylation the substi-, tuted carbamate being derived therefrom continuously.
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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
- Granted November 24, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 24, 1998.
- 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
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.