Patents by Inventor REIFFENRATH Volker

REIFFENRATH Volker 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).

  • Liquid-crystalline medium
    Patent number: 8834744
    Abstract: The invention relates to a liquid-crystalline medium comprising one or more compounds of the formula I in which R0, X0 and L1-6 have the meanings indicated in Claim 1, and to the use thereof in electro-optical liquid-crystal displays.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: September 16, 2014
    Assignee: Merck Patent GmbH
    Inventors: Michael Wittek, Brigitte Schuler, Reiffenrath Volker, Mark Goebel, Markus Czanta
  • LIQUID-CRYSTALLINE MEDIUM
    Publication number: 20130327984
    Abstract: The invention relates to a liquid-crystalline medium comprising one or more compounds of the formula I in which R0, X0 and L1-6 have the meanings indicated in Claim 1, and to the use thereof in electro-optical liquid-crystal displays.
    Type: Application
    Filed: August 14, 2013
    Publication date: December 12, 2013
    Applicant: Merck Patent GmbH
    Inventors: Michael WITTEK, Brigitte SCHULER, REIFFENRATH Volker, Mark GOEBEL, Markus CZANTA