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Canadian application, no grantCanada

Heteropolytungstates in the treatment of flavivirus infection

CA 2134877 A1 · Owner: Marcuccio, Sebastian Mario · Inventors: Marcuccio, Sebastian Mario; Wright, Peter James; Bartholomeusz, Angeline Ingrid

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

Pharmaceutical compositions containing heteropolytungstates and pharmaceutically acceptable derivatives thereof. The use of such compounds or compositions in therapy for the treatment or prophylaxis of infections by viruses which are confirmed or probable members of the family Flaviviridae.

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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 April 30, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 30, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 30, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 30, 1993
GrantedNo grant recorded
Term endedApril 30, 2013
Patent numberCA 2134877 A1
Classification (IPC)A61K33/24

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedApril 30, 1993Term endedApril 30, 2013

Sources & verification

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