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Expired Canadian patentCanada

Tnf-derived peptides for use in treating oedema

CA 2334941 C · Owner: Lucas, Rudolf · Inventors: Pugin, Jerome; De Baetselier, Patrick; Lucas, Rudolf

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 present invention relates to the finding that peptides derived from a specific domain of tumor necrosis factor-alpha (TNF-.alpha.) can efficiently be used to treat oedema. More specifically the present invention relates to , the usage of peptides derived from the region of human TNF-.alpha. from Ser100 to Glu116 to treat pulmonary oedema. Moreover the present invention concerns , a circularized peptide having amino acid sequence CGQRETPEGAEAKPWYC which is very efficient in inducing oedema resorption.

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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 August 10, 1999 and granted August 9, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 10, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 10, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 10, 1999
GrantedAugust 9, 2011
Term endedAugust 10, 2019
Patent numberCA 2334941 C
Classification (IPC)A61K38/19 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedAug 10, 1999Patent grantedAug 9, 2011Term endedAug 10, 2019

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