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Expired Canadian patentCanada

Method of improving yield and vigor of plants

CA 2432180 C · Owner: Monsanto Technology, Llc · Inventors: Sanders, Ernest F.; Asrar, Jawed; Penner, Greg A.

CIPO record

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Abstract From the Canadian patent

A method of improving the yield and vigor of agronomic plants in particular , leguminous plants such as soybeans involves treating such plants and/or the propagation material of plants with a composition that includes an active agent, such as a fungicide, that has no significant activity against fungal plant pathogens of the treated plant. When the plant is not wheat a preferred , agent of this type is 4,5-dimethyl-N-(2-propenyl)-2-(trimethylsilyl)-3thiophenecarboxamide (silthiofam). Plants and plant propagation material such , as seeds, that have been treated by the novel method are also described.

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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 December 20, 2001 and granted November 26, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 20, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 20, 2023.
  • 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 20, 2001
GrantedNovember 26, 2013
Term endedDecember 20, 2021
Patent numberCA 2432180 C
Classification (IPC)A01N55/10 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedDec 20, 2001Patent grantedNov 26, 2013Term endedDec 20, 2021

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