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Expired Canadian patentCanada

Synergistic insecticidal mixtures comprising clothianidin

CA 2474086 C · Owner: Bayer Cropscience Ag · Inventors: Erdelen, Christoph (Deceased); Jeschke, Peter; Andersch, Wolfram

CIPO record

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Abstract From the Canadian patent

The invention relates to insecticidal mixtures comprising the compound of the , formula (I) (see formula I), and at least one further known active compound from the group consisting of abamectin, emamectin or emamectin benzoate methiocarb, .beta.-cyfluthrin and , lambdacyhalothrin and to the use of these mixtures for protecting plants against attack by pests.

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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

  • Filed January 20, 2003 and granted March 27, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 20, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 20, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 20, 2003
GrantedMarch 27, 2012
Term endedJanuary 20, 2023
Patent numberCA 2474086 C
Classification (IPC)A01N51/00 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedJan 20, 2003Patent grantedMarch 27, 2012Term endedJan 20, 2023

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