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Expired Canadian patentCanada

.alpha.-INTERFERON GX-1

CA 1210714 A · Owner: Bristol-Myers Company · Inventors: Sloma, Alan

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

ALPHA-INTERFERON Gx-1, Abstract of the Disclosure A cloned human alpha-interferon Gx-1 gene plasmids, containing the human alpha-interferon Gx-1 gene and, microorganisms transformed by those plasmids are disclosed. Also disclosed is the polypeptide alpha-interferon Gx-1.

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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 September 2, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 2, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 1, 1983
GrantedSeptember 2, 1986
Term endedSeptember 2, 2003
Patent numberCA 1210714 A
Classification (IPC)C12N15/00 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedMarch 1, 1983Patent grantedSep 2, 1986Term endedSep 2, 2003

Sources & verification

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