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Expired Canadian patentCanada

Azole derivative, process for producing thereof and agricultural and horticultural chemical composition containing the same

CA 1331006 C · Owner: Ito, Atsushi · Inventors: Ito, Atsushi; Sato, Nobuo; Kumazawa, Satoru

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Abstract From the Canadian patent

121 -, ABSTRACT OF THE DISCLOSURE:, Disclosed herein are an azole derivative represented by the formula (I):, (I), wherein R1 and R2 respectively represent a (C1 - C5) alkyl group or a hydrogen atom: X represents a halogen atom a, (C1 - C5) alkyl group or a phenyl group; n represents an integer of from 0 to 2 and A represents a nitrogen atom or a CH, provided that R1 is not a hydrogen atom when R2 is a hydrogen atom, a process for producing the azole derivative represented by the formula (I), and an agricultural and horticultural composition containing the azole derivative represented by the formula (I).

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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 July 26, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 26, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 6, 1987
GrantedJuly 26, 1994
Term endedJuly 26, 2011
Patent numberCA 1331006 C
Classification (IPC)C07D233/60 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedNov 6, 1987Patent grantedJuly 26, 1994Term endedJuly 26, 2011

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