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Expired Canadian patentCanada

Platelet binding inhibitors

CA 1306581 C · Owner: Ruggeri, Zaverio M. · Inventors: Ruggeri, Zaverio M.; Houghten, Richard; Zimmerman, Theodore S.

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Abstract From the Canadian patent

Case Docket No. APC 85-78, Express Mail Label No. B 77611926 ABSTRACT OF THE DISCLOSURE, Peptides of the general formula H2N-(Ch)-Arg-Gly-Asp-(Cx)-H, and the derivatives thereof described herein wherein (Cx) and, (Ch) each contains 1 to 20 amino acid residues and (Ch) contains at least one Lys or Arg residue or at least one of, each, inhibit platelet-fibrinogen binding and platelet-platelet aggregation and are thus useful inhibitors of cell adhesion.

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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

  • Granted August 18, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 18, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 27, 1986
GrantedAugust 18, 1992
Term endedAugust 18, 2009
Patent numberCA 1306581 C
Classification (IPC)C07K5/10 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedOct 27, 1986Patent grantedAug 18, 1992Term endedAug 18, 2009

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