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Canadian application, no grantCanada

Use of cell membrane permeants in the treatment of cellular proliferative diseases

CA 2247481 A1 · Owner: Matrix Pharmaceutical, Inc. · Inventors: Singh, Saira; Jones, Richard E.; Brown, Dennis M.

CIPO record

Overview

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

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Abstract From the Canadian patent

Methods are provided for the treatment of a host suffering from a cellular proliferative disease through administration of a chemotherapeutic agent in conjunction with a cell membrane permeant. Optionally the cell membrane , permeant and/or chemotherapeutic agent will be present in a pharmaceutically acceptable vehicle capable of acting as a depot. In the subject methods the , chemotherapeutic agent and membrane permeant are administered at least proximal to a target site of the host. Administration of chemotherapeutic agents in accordance with the subject methods results in improved efficacy of and/or decreased host toxicity to, the intralesionally administered chemotherapeutic agent.

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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 February 14, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 14, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 14, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 14, 1997
GrantedNo grant recorded
Term endedFebruary 14, 2017
Patent numberCA 2247481 A1
Classification (IPC)A61K47/28 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedFeb 14, 1997Term endedFeb 14, 2017

Sources & verification

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