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Expired Canadian patentCanada

Use of the long pentraxin ptx3 for the treatment of diseases caused by an altered activation of the growth factor fgf-2

CA 2428176 C · Owner: Presta, Marco · Inventors: Mantovani, Alberto; Bottazzi, Barbara; Presta, Marco

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

The use of the long pentraxin PTX3 (PTX3) or one of its functional derivatives is described for the preparation of medicament which inhibits the biological activity of the growth factor FGF-2, useful for the prevention and treatment of diseases brought about by an altered activation of said growth factor FGF-2.

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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 November 8, 2001 and granted February 5, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 8, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 8, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 8, 2001
GrantedFebruary 5, 2013
Term endedNovember 8, 2021
Patent numberCA 2428176 C
Classification (IPC)A61K38/17 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedNov 8, 2001Patent grantedFeb 5, 2013Term endedNov 8, 2021

Sources & verification

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