Patents by Inventor Wilfried Baron

Wilfried Baron 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).

  • Dispersions of spherical inorganic particles
    Patent number: 5277888
    Abstract: The invention relates to dispersions of spherical inorganic particles, organic dispersing media having solidification points in the range of 20.degree.-120.degree. C. being used as dispersants.
    Type: Grant
    Filed: December 16, 1991
    Date of Patent: January 11, 1994
    Assignee: Merck Patent Gesellschaft Beschrankter Haftung
    Inventors: Wilfried Baron, Martin Knapp, Kurt Marquard