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Expired Canadian patentCanada

Poliovirus-neutralizing-monoclonal antibodies and hybridomas secreting said antibodies

CA 1214122 A · Owner: Institut Pasteur · Inventors: Crainic, Radu; Blondel, Bruno; Horaud, Florian

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Abstract From the Canadian patent

POLIOVIRUS NEUTRALIZING MONOCLONAL ANTIBODIES REACTING WITH PEPTIDE STRUCTURES OF THE POLIOVIRUS RESPONSIBLE FOR THE INDUCTION OF AN ANTIPOLIOMYELITIC IMMUNITY; HYBRIDOMAS SECRETING SUCH ANTIBODIES AND PROCESS FOR THEIR PRODUCTION. The invention relates to poliovirus neutralizing monoclonal antibodies capable of reacting with peptide structures of the poliovirus responsible for the induction of antipoliomyelitic immunity as well as to the corresponding secreting hybridomas. A process for making such hybridomas comprises fusing spleen cells of an animal previously immunized against poliovirus with "C" antigenicity and myeloma cells selecting those, of the hybridomas secreting antibodies …

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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 November 18, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 18, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 18, 1983
GrantedNovember 18, 1986
Term endedNovember 18, 2003
Patent numberCA 1214122 A
Classification (IPC)C12N5/02 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedNov 18, 1983Patent grantedNov 18, 1986Term endedNov 18, 2003

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