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Expired Canadian patentCanada

Method of inducing labour or terminating a pregnancy using a prostaglandin and an antigestagen and packs and preparations suitable therefor

CA 1261262 A · Owner: Schering Aktiengesellschaft · Inventors: Elger, Walter; Beier, Sybille

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Abstract From the Canadian patent

A method of inducing labour or terminating a pregnancy using a prostaglandin and an antigestagen and packs and preparations suitable therefor, . . A method of inducing labour or terminating a pregnancy in a pregnant human or animal female using both a prostaglandin and an antigestagen and pharma-, ceutical packs and preparations suitable for such a method each comprising a prostaglandin and an antigestagen. The prostaglandin is, for example 16-phenoxy-, .omega.-17,18,19,20-tetranor-PGE2-methylsulphonylamide (Sulprostone) and the antigestagen is, for example 11B -4-N,N-dimethylamino)-phenyl-17B-hydroxy- 17.alpha.-propynyl-.DELTA.4,9(10)-oestradien-3-one

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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 26, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 26, 2006.
  • 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 11, 1984
GrantedSeptember 26, 1989
Term endedSeptember 26, 2006
Patent numberCA 1261262 A
Classification (IPC)A61K31/56 +1 more

Timeline

Timeline From CIPO dates

19851988199119941997200020032006Application filedOct 11, 1984Patent grantedSep 26, 1989Term endedSep 26, 2006

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