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Expired Canadian patentCanada

Immunoglobulin conjugates

CA 1329156 C · Owner: Farmitalia Carlo Erba S.R.L. · Inventors: Pietersz, Geoffrey Allan; Mckenzie, Ian Farquhar Campbell; Smyth, Mark John

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Abstract From the Canadian patent

Immunoglobulin conjugates comprising idarubicin, (Ida) conjugated to a monoclonal antibody or fragment thereof comprising at least one of the antigen binding sites of the antigen, are useful for treating a human or other animal suffering from a cancer or for depleting a subset of T lymphocytes from a population of cells.

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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 3, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 3, 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.
FiledMarch 10, 1988
GrantedMay 3, 1994
Term endedMay 3, 2011
Patent numberCA 1329156 C
Classification (IPC)C07K16/30 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedMarch 10, 1988Patent grantedMay 3, 1994Term endedMay 3, 2011

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