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Expired Canadian patentCanada

Peptides and peptide analogues designed from hfe protein and their uses in the treatment of iron overload diseases

CA 2355399 C · Owner: Schatzman, Randall C. · Inventors: Lebron, Jose; Schatzman, Randall C.; Bjorkman, Pamela J.

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Abstract From the Canadian patent

The present invention relates to peptides and peptide analogues designed from HFE protein. In particular, it relates to peptides and peptide analogues designed from an alpha-1 region of HFE protein which lowers the binding affinity of transferrin receptor for transferrin. Such compounds mimic HFE protein function, and reduce iron uptake and/or accumulation by a cell.

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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 10, 1999 and granted July 12, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 10, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 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.
FiledDecember 10, 1999
GrantedJuly 12, 2011
Term endedDecember 10, 2019
Patent numberCA 2355399 C
Classification (IPC)A61K38/03 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedDec 10, 1999Patent grantedJuly 12, 2011Term endedDec 10, 2019

Sources & verification

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