Patents by Inventor Kurt Stübegger

Kurt Stübegger 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).

  • Morphinan derivatives, the quaternary ammonium salts thereof substituted in position 14, method for production and use thereof
    Patent number: 7655671
    Abstract: The present invention relates to a class of morphinan compounds and quaternary ammonium salts thereof, substituted in Position 14, which may be used as highly active analgesics or also as opioid antagonists. The present invention also relates to the pharmaceutically acceptable salts and easily produced derivatives thereof, a process for the production thereof and use thereof in the production of pharmaceutical specialities.
    Type: Grant
    Filed: September 6, 2007
    Date of Patent: February 2, 2010
    Assignee: Alcasynn Pharmaceuticals GmbH
    Inventors: Helmut Schmidhammer, Mariana Spetea, Johannes Schutz, Elisabeth Greiner, Falko Schüllner, Bettina Sailer, Kurt Stübegger