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Canadian application, no grantCanada

Monocyclic l-nucleosides, analogs and uses thereof

CA 2267279 A1 · Owner: Ramasamy, Kandasamy · Inventors: Averett, Devron; Ramasamy, Kandasamy; Tam, Robert

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

Novel monocyclic L-nucleoside compounds have general formula (I). Embodiments of these compounds are contemplated to be useful in treating a wide variety of diseases including infections, infestations neoplasms, and autoimmune , diseases. Viewed in terms of mechanism embodiments of the novel compounds , show immunomodulatory activity and are expected to be useful in modulating the cytokine pattern, including modulation of Th1 and Th2 response.

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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 October 15, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 15, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 15, 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.
FiledOctober 15, 1997
GrantedNo grant recorded
Term endedOctober 15, 2017
Patent numberCA 2267279 A1
Classification (IPC)C07H15/20 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedOct 15, 1997Term endedOct 15, 2017

Sources & verification

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