Patents Examined by Ivy: Warren C.
  • Piperazine compounds which are substituted
    Patent number: 5322943
    Abstract: Disclosed are .DELTA..sup.9(11) -steroids (VI) and amino substituted steroids (XI) which contain an amino group attached to the terminal carbon atom of the C.sub.17 -side chain, more particularly amino steroids (Ia and Ib), aromatic steroids (II), .DELTA..sup.16 -steroids (IIIa and IIIb), reduced A-ring steroids (IV), .DELTA..sup.17(20) -steroids (Va and Vb) and .DELTA..sup.9(11) -steroids (VI) which are useful as pharmaceutical agents for treating a number of conditions.
    Type: Grant
    Filed: August 26, 1991
    Date of Patent: June 21, 1994
    Assignee: The Upjohn Company
    Inventors: John M. McCall, E. Jonathan Jacobsen, Frederick J. VanDoornik, John R. Palmer