Patents Represented by Law Firm Bierman & Muselian
  • 11-.beta. substituted-19-nor steroids
    Patent number: 5556845
    Abstract: A compound of the formula ##STR1## wherein the substituents are as defined in the specification.
    Type: Grant
    Filed: May 19, 1995
    Date of Patent: September 17, 1996
    Assignee: Roussel Uclaf
    Inventors: Fran.cedilla.ois Nique, Jean-Georges Teutsch, Patrick Van De Velde