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Expired Canadian patentCanada

Pest-combating agents, their preparation and use

CA 1201381 A · Owner: Bayer Aktiengesellschaft · Inventors: Berhrenz, Wolfgang; Schutte, Manfred

CIPO record

Overview

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

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Abstract From the Canadian patent

New arthropodicidal synergistic mixtures comprising the known active compounds (I) the pyrethroid: .alpha.-cyano-3-phenoxy-4-fluoro-benzyl 2,2-dimethyl-3-dichlorovinyl-cyclopropanecarboxylate or .alpha.-cyano-3-phenoxybenzyl 2,2-dimethyl-3-dibromovinyl-cyclopropanecarboxylate (decamethrine) and (II) 0,0-dimethyl 0-2,2-dichlorovinyl phosphate (dichlorvos) and (III), if desired 0-iso-, propoxyphenyl N-methylcarbamate (propoxur). The novel mixtures are particularly suitable for use in aerosols and oil sprays.

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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 4, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 4, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 17, 1982
GrantedMarch 4, 1986
Term endedMarch 4, 2003
Patent numberCA 1201381 A
Classification (IPC)A01N57/12 +1 more

Timeline

Timeline From CIPO dates

1983198619891992199519982001Application filedAug 17, 1982Patent grantedMarch 4, 1986Term endedMarch 4, 2003

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