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Expired Canadian patentCanada

Triazolylorganophosphorus derivatives

CA 1050033 A · Owner: Ciba-Geigy Ag · Inventors: Dawes, Dag; Bohner, Beat

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Triazolylorganophosphorous compounds are disclosed together with a, process for their manufacture and their use in pest control. The compounds have the formula I, (I), wherein X represents a fluorine chlorine or bromine atom, Z represents an oxygen or sulphur atom R1 represents an alkyl group optionally substituted by one or more halogen atoms and containing maximally 19 carbon atoms a cycloalkyl group, containing from 3 to 8 ring carbon atoms or an aryl or aralkyl group i, optionally substituted by one or more halogen atoms alkyl and/or halogenalkyl, groups containing 1 to 6 carbon atoms alkoxy, alkylsulphinyl and/or alkyl-, sulphonyl groups each containing 1 to 6 carbon atoms and/or nitro …

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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 March 6, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 6, 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.
Filed—
GrantedMarch 6, 1979
Term endedMarch 6, 1996
Patent numberCA 1050033 A
Classification (IPC)C07F9/65 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedMarch 6, 1979Term endedMarch 6, 1996

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.