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Expired Canadian patentCanada

Method of controlling plant feeding mites with the fungus neozygites floridana

CA 1285475 C · Owner: North Carolina State University · Inventors: Kennedy, George G.; Smitley, David R.

CIPO record

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Abstract From the Canadian patent

Abstract of the Disclosure A method of selectively controlling plant feeding mites in the family Tetranychidae such as the, Twospotted spider mite (Tetranychus urticae) is, disclosed. The method comprises innoculating an agricultural field containing crop plants with a Neozygites fungus which selectively infects plant feeding mites without infecting other insects. The population of plant feeding mites is thereby reduced to a level at which they cannot substantially damage the crop plants.

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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 July 2, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 2, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 22, 1987
GrantedJuly 2, 1991
Term endedJuly 2, 2008
Patent numberCA 1285475 C
Classification (IPC)A01N63/04

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedJune 22, 1987Patent grantedJuly 2, 1991Term endedJuly 2, 2008

Sources & verification

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