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Expired Canadian patentCanada

Isolated peptides derived from mage-2

CA 2261579 C · Owner: Leiden University · Inventors: Boon-Falleur, Thierry; Van Der Bruggen, Pierre; Melief, Cornelis J. M.

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

New peptides derived from the MAGE-2 molecule and which bind to HLA-A*0201 molecules are disclosed. Some of these are especially useful because when , complexed to their HLA-A*0201 partner molecules they induce CTL proliferation.

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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 July 24, 1997 and granted November 19, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 24, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 24, 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.
FiledJuly 24, 1997
GrantedNovember 19, 2002
Term endedJuly 24, 2017
Patent numberCA 2261579 C
Classification (IPC)C07K14/70 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedJuly 24, 1997Patent grantedNov 19, 2002Term endedJuly 24, 2017

Sources & verification

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