Patents by Inventor Michael Klotzbuecher

Michael Klotzbuecher 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).

  • Non-steroidal progesting
    Patent number: 7388006
    Abstract: The present invention relates to non-steroidal progestins of the general formula (I) wherein R1 and R2 are independently of each other —H or —F, R3 is —CH3 or —CF3, and Ar is or a pharmaceutically acceptable derivative or analogue thereof. These progestins are suitable for selectively modulating progesterone receptor mediated effects in different target tissues, particularly in uterine tissue versus breast tissue. Therefore, the progestins of the present invention, optionally in combination with estrogens, may be used for contraception (in particular in estrogen-free oral contraceptives), hormone replacement therapy and the treatment of gynecological disorders. The present invention furthermore relates to methods for selectively modulating progesterone receptor mediated effects in different target tissues or organs.
    Type: Grant
    Filed: March 11, 2003
    Date of Patent: June 17, 2008
    Assignee: Bayer Schering Pharma AG
    Inventors: Norbert Schmees, Manfred Lehmann, Ulrike Fuhrmann, Peter Muhn, Christa Hegele-Hartung, Michael Klotzbuecher
  • Non-steroidal progesting
    Publication number: 20030232824
    Abstract: The present invention relates to non-steroidal progestins of the general formula (I) 1
    Type: Application
    Filed: March 11, 2003
    Publication date: December 18, 2003
    Applicant: Schering AG
    Inventors: Norbert Schmees, Manfred Lehmann, Ulrike Fuhrmann, Peter Muhn, Christa Hegele-Hartung, Michael Klotzbuecher