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Expired Canadian patentCanada

Method and composition for preventing growth and replication of cancer cells that express the core structure of a mucin-type glycoprotein

CA 1341323 C · Owner: Toyokuni, Tatsushi · Inventors: Singhal, Anil; Takahashi, Helio; Clausen, Henrik

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Abstract From the Canadian patent

A method of preventing growth and replication of cancer cells that express the core structure of a mucin-type glycoprotein comprising inducing an anti-cancer cell immune response by administering to a subject a vaccine comprising: (a) a pharmaceutically effective amount of an antigen comprising a purified mucin-type glycoprotein carrying Tn or sialyl-Tn epitope, a purified core structure of a mucin-type glycoprotein or a chemically synthesized carbohydrate component linked to a carrier molecule and which are capable of inducing an immune response against the mucin-type glycoprotein, and (b) a pharmaceutically acceptable carrier diluent or excipient.

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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 27, 2001. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 27, 2018.
  • 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 10, 1989
GrantedNovember 27, 2001
Term endedNovember 27, 2018
Patent numberCA 1341323 C
Classification (IPC)A61K39/00 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008201120142017Application filedMarch 10, 1989Patent grantedNov 27, 2001Term endedNov 27, 2018

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