2-(hydrocarbylphenylsulfonyl)-ethyltrimethyl stannanes
CA 1046520 A · Owner: Uniroyal · Inventors: Hubbard, Winchester L.; Strunk, Richard J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel 2-(hydrocarbylphenylsulfonyl)ethyltrimethyl stannanes and a process for preparing same are disclosed. These stannane compounds correspond to the following formula:, wherein R' is the same or different and is selected from the group consisting of linear and branched alkyl having 1 to 20 carbon atoms, cycloaliphatic having 4 to 6 carbon atoms and linear and branched alkenyl having 2 to 20 carbon atoms, and n is an integer from 1 to 3. The stannane compounds of this invention exhibit insecticidal properties when employed in insecticidal formulations.
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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 January 16, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 16, 1996.
- 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.