Patents by Inventor Georg Draheim

Georg Draheim 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).

  • Dental materials based on liquid crystalline monomers
    Patent number: 6031015
    Abstract: A dental material based on polymerizable monomers is described which contains at least one polymerizable monomer which has liquid crystalline properties. Compared with traditional materials, the dental material displays a lower decrease in volume upon polymerization and, because of its low viscosity, higher filler contents can be achieved.
    Type: Grant
    Filed: July 17, 1996
    Date of Patent: February 29, 2000
    Assignee: Ivoclar AG
    Inventors: Helmut Ritter, Georg Draheim, Norbert Moszner, Ulrich Salz, Volker Rheinberger