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Expired Canadian patentCanada

Peptides with laminin activity

CA 1329446 C · Owner: Iwamoto, Yukihide · Inventors: Iwamoto, Yukihide; Yamada, Yoshihiko; Graf, Jeannette O.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Peptides which have laminin-like activity are useful in blocking tumor metastases and are active in cell migration and cell adhesion. All of the subject peptides have the amino acid sequence tyrosine-isoleucine-glycineserine-arginine.

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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 May 10, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 10, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 11, 1988
GrantedMay 10, 1994
Term endedMay 10, 2011
Patent numberCA 1329446 C
Classification (IPC)C07K7/06 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedFeb 11, 1988Patent grantedMay 10, 1994Term endedMay 10, 2011

Sources & verification

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