Patents by Inventor Marc Oliver Schmidt

Marc Oliver Schmidt 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).

  • Preparation of cellulose ether products of increased viscosity and fineness
    Patent number: 7683110
    Abstract: The present invention relates to a process for preparing cellulose ether products which is characterized in that superabsorbent polymers (SAPs) are dried and milled, or mill-dried, conjointly with moist cellulose ether and also to the cellulose ether products resulting from this process.
    Type: Grant
    Filed: August 15, 2006
    Date of Patent: March 23, 2010
    Assignee: Dow Global Technologies Inc
    Inventors: Hartwig Schlesiger, Roland Bayer, Daniel Auriel, Jürgen Engelhardt, Frank Höhl, Erik-Andreas Klohr, Arne Henning Kull, Jörn-Bernd Pannek, Marc Oliver Schmidt