Patents by Inventor Uta Maurer

Uta Maurer 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).

  • Pigment mixture
    Patent number: 6488756
    Abstract: The present invention relates to pigment mixtures consisting of at least two components, component A being SiO2 flakes coated with one or more metal oxides and/or metals and component B being platelet-shaped, acicular or spherical colorants or fillers, and to their use in particular in varnishes, paints, printing inks, powder coating materials, plastics and cosmetic formulations.
    Type: Grant
    Filed: May 28, 1999
    Date of Patent: December 3, 2002
    Assignee: Merck Patent Gesellschaft
    Inventors: Sabine Schoen, Reiner Vogt, Norbert Schül, Karl Osterried, Uta Maurer