Patents by Inventor Werner Althaus

Werner Althaus 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).

  • Stable valepotriate compounds and process for their preparation
    Patent number: 4313930
    Abstract: Stable valepotriate compositions are produced by a process wherein impurities are removed from the pharmaceutically active extract of the valerianacea fruits, followed by a mixing with pharmaceutically acceptable sheathing materials and the formation of microspheres therefrom.
    Type: Grant
    Filed: October 31, 1979
    Date of Patent: February 2, 1982
    Assignee: Kali-Chemie Pharma GmbH
    Inventors: Martin Wischniewski, Lutz Feicho, Werner Althaus