Patents by Inventor Volker Pilz

Volker Pilz 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).

  • Process for rendering solids sterile
    Patent number: 4263253
    Abstract: The present invention relates to a process for freeing solids, in particular pharmaceutical active ingredients, from germs by sterile filtration using supercritical gases.
    Type: Grant
    Filed: July 30, 1979
    Date of Patent: April 21, 1981
    Assignee: Bayer Aktiengesellschaft
    Inventors: Volker Pilz, Roland Rupp