Compositions possessing pheromone-like activity
CA 1308121 C · Owner: Drake, Charles A. · Inventors: Drake, Charles A.; Byers, Jim D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a process for producing an E,Z-9-alkenyl-1-aldehyde component which comprises: a) disproportionating cyclooctene and an .alpha.-olefin in the presence of a suitable disproportionation catalyst under disproportionation conditions suitable to form a 1,9-alkadiene; b) reacting the 1,9-alkadiene obtained in step (a) with a suitable metallating agent under conditions suitable to form a 1-metallo-9-alkene;, c) contacting the 1-metallo-9-alkene obtained in step (b) with oxygen under conditions suitable to form a 1-oxymetallo-9-alkene; d) hydrolysing the 1-oxymetallo-9-alkene suit a suitable hydrolysing agent, under suitable hydrolysing conditions to form …
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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 September 29, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 29, 2009.
- 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.