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Expired Canadian patentCanada

Seed treatment pesticidal compositions

CA 2557799 C · Owner: Lopez, Humberto B. · Inventors: Haulsee, Lear Michael; Lopez, Humberto B.

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Abstract From the Canadian patent

An aqueous seed treatment insecticidal and/or nematicidal composition in the form of a suspension comprising (A) at least one insecticide and/or nematicide in an amount of at least 3 weight %, based on the total weight of the composition, and (B) at least two surface active compounds wherein (i) at , least one is an anionic phosphate type compound and (ii) at least one is a , non-ionic alkoxylated phenol. Such compositions demonstrate improved dust-off performance when applied to plant propagation material such as seeds.

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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 March 15, 2005 and granted April 23, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 15, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 15, 2005
GrantedApril 23, 2013
Term endedMarch 15, 2025
Patent numberCA 2557799 C
Classification (IPC)A01N25/30 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedMarch 15, 2005Patent grantedApril 23, 2013Term endedMarch 15, 2025

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