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Expired Canadian patentCanada

Apparatus for applying pesticides to livestock

CA 1282035 C · Owner: Gladney, William J. · Inventors: Gladney, William J.; Viets, Alan K.; Cocke, Jesse, Jr.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A device is described for applying pesticide to livestock which includes a vertical cylindrical reservoir and a wick positioning assembly. Wicks extend from the reservoir up through the wick positioning assembly and dangle down outside the reservoir to a level low enough so that they can brush against livestock walking beneath the device. When a liquid pesticide composition is placed is the reservoir, wicking action will carry the pesticide through the wicks and apply it to the livestock as they contact the wicks.

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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 March 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 26, 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.
FiledAugust 6, 1987
GrantedMarch 26, 1991
Term endedMarch 26, 2008
Patent numberCA 1282035 C
Classification (IPC)A01K14/00

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedAug 6, 1987Patent grantedMarch 26, 1991Term endedMarch 26, 2008

Sources & verification

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