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Expired Canadian patentCanada

Azole derivative, method for production thereof, and agricultural/horticultural fungicide containing said derivative as active ingredient

CA 1325429 C · Owner: Kumazawa, Satoru · Inventors: Sato, Nobuo; Saishoji, Toshihide; Ito, Atsushi

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Abstract From the Canadian patent

46 -, ABSTRACT OF THE DISCLOSURE:, An azole derivative represented by the formula (I):, (I), wherein X and Y independently represent a halogen atom a, phenyl group or a hydrogen atom, providing that at least one of X and Y is not a hydrogen atom, n represents an integer of 0, 1 or 2, and A represents a nitrogen atom or CH and an agricultural/horticultural fungicide comprising the azole derivative as an active ingredient are disclosed. The azole derivative exhibits an excellent effect in preventing and curing a wide spectrum of plant diseases and possesses low toxicity to mammals.

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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 December 21, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 21, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 17, 1987
GrantedDecember 21, 1993
Term endedDecember 21, 2010
Patent numberCA 1325429 C
Classification (IPC)C07D233/60 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedDec 17, 1987Patent grantedDec 21, 1993Term endedDec 21, 2010

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