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Expired Canadian patentCanada

Nematocidal and insecticidal composition and method for the control of the said pests

CA 1236010 A · Owner: Chinoin · Inventors: Sos, Jozsef; Racz, Istvan; Angyan, Sandor

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Abstract From the Canadian patent

The invention relates to granules for the control of nematodes and soil dwelling pests which comprise in an amount of 0-50 % by weight in insecticidal-nematocidal compound and in a total amount of 0.1-20 % by weight - preferably 5-10% by weight - a hydrogen carbonate of the general Formula I MHCO3 (I), and/or a carbonate of the general formula II (M)nCO3 (II), where M is a mono- or divalent metal ion or an ammonium group and n is 1 or 2 and an organic s acid; whereby the weight ratio of the hydrogen carbonate of the general Formula I and/or the carbonate of the general Formula II to the organic acid amounts to 1:10 - 10:1 - preferably 3:1 - 1:3; in admixture with solid organic or inorganic …

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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 May 3, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 3, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 26, 1983
GrantedMay 3, 1988
Term endedMay 3, 2005
Patent numberCA 1236010 A
Classification (IPC)A01N37/00 +2 more

Timeline

Timeline From CIPO dates

19841987199019931996199920022005Application filedOct 26, 1983Patent grantedMay 3, 1988Term endedMay 3, 2005

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