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Canadian application, no grantCanada

Cyclic amp-induced resistance to hiv-1 by downregulation of cc-chemokine receptor 5

CA 2223620 A1 · Owner: Stankova, Jana · Inventors: Stankova, Jana; Rola-Pleszczynski, Marek

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

The present invention relates to the use of an agent which increases cellular levels of cAMP to induce resistance to HIV-1 in a patient which, comprises administering the agent to the patient to cause downregulation of CC-chemokine receptor 5 (CCR5) expression, and thereby inducing resistance to HIV-1. The agent is selected from the group consisting of a .beta.-adrenergic agonist, a phosphodiesterase inhibitor a, prostaglandin analog and a cAMP analog.

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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 December 4, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 4, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 4, 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.
FiledDecember 4, 1997
GrantedNo grant recorded
Term endedDecember 4, 2017
Patent numberCA 2223620 A1
Classification (IPC)A61K31/70 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedDec 4, 1997Term endedDec 4, 2017

Sources & verification

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