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Expired Canadian patentCanada

Antimicrobial composition useful for the treatment of bovine mastitis

CA 2415159 C · Owner: Staub, Richard K. · Inventors: Staub, Richard K.; Wei, Guang-Jong Jason; Mcsherry, David Daniel

CIPO record

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Abstract From the Canadian patent

The present invention relates to a two-part antimicrobial composition comprising at least one chlorine dioxide generating component comprising at least , one metal chlorite and at least one acid-forming compound in a solid carrier and at , least one liquid aqueous component. The composition further comprises at least one , antimicrobial fatty acid having from about 2 to about 15 carbon atoms and , preferably from about 6 to about 12 carbon atoms. The components upon mixing, form a composition having a pH in the range of about 5 to about 10.

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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 July 17, 2001 and granted June 21, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 17, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 17, 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.
FiledJuly 17, 2001
GrantedJune 21, 2011
Term endedJuly 17, 2021
Patent numberCA 2415159 C
Classification (IPC)A01N59/00 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedJuly 17, 2001Patent grantedJune 21, 2011Term endedJuly 17, 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.