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Expired Canadian patentCanada

Method for treatment of tumors with udpg and udpg together with other anti-tumor drugs

CA 1295943 C · Owner: Balis, M. Earl · Inventors: Balis, M. Earl

CIPO record

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

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Abstract From the Canadian patent

According to the present invention there is, provided a composition useful as an anti-cancer drug comprising uridine-diphosphoglucose and at least one of the following: purine synthesis inhibitors glutamine synthesis, inhibitors and pyrimidine synthesis inhibitors. Also provided are methods of cancer treatment using the composition.

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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 February 18, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 18, 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 27, 1987
GrantedFebruary 18, 1992
Term endedFebruary 18, 2009
Patent numberCA 1295943 C
Classification (IPC)A61K31/70

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedMarch 27, 1987Patent grantedFeb 18, 1992Term endedFeb 18, 2009

Sources & verification

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