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Expired Canadian patentCanada

Method for immunization against and treatment of infection by ectoparasites and endoparasites

CA 1303499 C · Owner: Karr, Stephen L. Jr. · Inventors: Karr, Stephen L. Jr.

CIPO record

Overview

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

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Abstract From the Canadian patent

This invention relates to a method for the active or passive immunization of a vertebrate against ectoparasites and endoparasites, and a method of treating a vertebrate host infected by ectoparasites or endoparasites, comprising administering to the vertebrate an immunogen comprising one or more endocrine prodducts of ectoparasites and endoparasites coupled with an immunogenic carrier, or administering to the vertebrate, monoclonal antibodies formed to said immunogen.

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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 June 16, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 16, 2009.
  • 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 16, 1987
GrantedJune 16, 1992
Term endedJune 16, 2009
Patent numberCA 1303499 C
Classification (IPC)A61K39/00 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedMarch 16, 1987Patent grantedJune 16, 1992Term endedJune 16, 2009

Sources & verification

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