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Expired Canadian patentCanada

Injectable compositions comprising flunixin and florfenicol for treating infection in cattle and swine

CA 2485491 C · Owner: Varma, Kanwal J. · Inventors: Simmons, Robert D.; Huq, Abu; Kohan, Raul E.

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Abstract From the Canadian patent

Novel formulations combining a non-steroidal anti-inflammatory drug (NSAID) such as flunixin, with a fluorinated chloramphenicol or thiamphenicol derivative antibiotic such as florfenicol as disclosed. Methods for using such formulations in the treatment and prevention of infectious diseases of bovines and swine, including bovine respiratory disease and swine respiratory disease are also disclosed.

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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 May 19, 2003 and granted December 4, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 19, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 19, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 19, 2003
GrantedDecember 4, 2012
Term endedMay 19, 2023
Patent numberCA 2485491 C
Classification (IPC)A61K31/45 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMay 19, 2003Patent grantedDec 4, 2012Term endedMay 19, 2023

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