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Expired Canadian patentCanada

Microbicides

CA 1259255 A · Owner: Ciba-Geigy Investments Ltd. · Inventors: Williams, Robert J.; Staub, Theodor; Margot, Paul

CIPO record

Overview

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Abstract From the Canadian patent

Microbicides, Abstract, A microbicidal composition comprising at least one microbicidal acylaniline derivative such as metalaxyl furalaxyl and the like, and H3PO3 or a salt thereof exerts a synergistically potentiated, activity against plant diseases especially also against acylani-, line-resistant pathogens. The composition may optionally comprise a third protective fungicidal component. The three active components may be applied in succession in any order or simultaneously.

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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 12, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 12, 2006.
  • 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 12, 1986
GrantedSeptember 12, 1989
Term endedSeptember 12, 2006
Patent numberCA 1259255 A
Classification (IPC)A01N59/26

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedDec 12, 1986Patent grantedSep 12, 1989Term endedSep 12, 2006

Sources & verification

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