Patents by Inventor Gudrun Bertram

Gudrun Bertram has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • 11 Beta-aryl-gona-4, 9-dien-3-ones
    Patent number: 5739125
    Abstract: The invention relates to 11.beta.-aryl-gona-4,9-dienes of formula I ##STR1## wherein the variables are defined in the specification. The compounds are progesterone synthesis inhibitors and are suitable for inducing labor or an abortion, and for treating endometriosis, dysmenorrhea, and endocrine hormone-dependent tumors.
    Type: Grant
    Filed: February 21, 1995
    Date of Patent: April 14, 1998
    Assignee: Schering Aktiengesellschaft
    Inventors: Helmut Kasch, Gudrun Bertram, Kurt Ponsold, Gerd Schubert, Heidemarie Rohrig, Anatoli Kurischko, Bernd Menzenbach
  • 11.beta.-aryl-gona-4,9-dien-3-ones
    Patent number: 5407928
    Abstract: This invention relates to 11.beta.-aryl-gona-4,9-dienes of the general formula I ##STR1## wherein the variables are defined in the specification. The compounds are progesterone antagonists and are suitable for inducing labor or an abortion.
    Type: Grant
    Filed: November 17, 1993
    Date of Patent: April 18, 1995
    Assignee: Schering Aktiengesellschaft
    Inventors: Helmut Kasch, Gudrun Bertram, Kurt Ponsold, Gerd Schubert, Heidemarie Rohrig, Anatoli Kurischko, Bernd Menzenbach
  • 11.beta.-aryl-16.alpha.,17.alpha.-cyclohexano-estra-4,9-dienes
    Patent number: 5166199
    Abstract: 11.sym.-Aryl-16.alpha.,17.alpha.-cyclohexano-estra-4,9-dienes of formula ##STR1## wherein R.sup.1 is H or a methyl group;R.sup.2 is --OCH.sub.3, --SCH.sub.3, --N(CH.sub.3).sub.2, --NHCH.sub.3, --CN, --CHO, --COCH.sub.3 or --CHOHCH.sub.3 ;X is --CHO, --COCH.sub.3, --CH.sub.2 OH, --CHOHCH.sub.3, --CH.sub.2 CHO--C.sub.1-7 -alkyl, --CH.sub.2 CHO--C.sub.1-7 -alkanoyl, --CH.sub.2 O--C.sub.1-7 -alkyl, --CH.sub.2 O--C.sub.1-7-alkanoyl, --COO--C.sub.1-7 -alkyl, CH.sub.3 CH.sub.2 --, --CH.sub.3, --COOH or --CN; andY is .dbd.O, .dbd.NOH, .dbd.NOCH.sub.3 or a cyclic thioketal having 2 or 3 ring atomsare provided, as well as pharmaceutical compositions containing said compounds, methods of use of said compounds, and processes for their production.
    Type: Grant
    Filed: August 15, 1990
    Date of Patent: November 24, 1992
    Assignee: Schering Aktiengesellschaft
    Inventors: Helmut Kasch, Gudrun Bertram, Anatoli Kurischko, Kurt Ponsold