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Expired Canadian patentCanada

Method of inhibiting interleukin-1 activity

CA 1313137 C · Owner: University Of Virginia Alumni Patents Foundation (The) · Inventors: Sullivan, Gail W.; Novick, William J. Jr.; Mandell, Gerald L.

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

A family of compounds effective in the inhibiting interleukin-1 activity is identified as (I), The inhibition of IL-1 in mammals is implicated in alleviation of a wide variety of diseased conditions. 80/map

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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 January 26, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 26, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 30, 1987
GrantedJanuary 26, 1993
Term endedJanuary 26, 2010
Patent numberCA 1313137 C
Classification (IPC)A61K31/52

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedDec 30, 1987Patent grantedJan 26, 1993Term endedJan 26, 2010

Sources & verification

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