Patents by Inventor Joachim Schüll

Joachim Schüll 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).

  • Dimethylpyrazole-blocked isocyanate mixtures
    Patent number: 6713556
    Abstract: The invention relates to particular mixtures of polyisocyanates which are blocked with 3,5-dimethylpyrazole, and to the use thereof as crosslinking component in single-component stoving lacquers, especially automotive clear lacquers.
    Type: Grant
    Filed: November 1, 2002
    Date of Patent: March 30, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Eberhard König, Reinhard Halpaap, Thomas Klimmasch, Hans-Ulrich Meier-Westhues, Harald Mertes, Joachim Schüll, Bernd Steinhilber