Patents by Inventor Bernd Scheuble

Bernd Scheuble 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 dielectric having a steep characteristic curve
    Patent number: 4410445
    Abstract: Liquid crystalline dielectrics having steep characteristic curves comprise 5-85% by weight of at least one carboxylic acid ester of formula (I)R.sub.1 --X--R.sub.2 (I)wherein X is --CO--O-- or --O--CO--, R.sub.1 is alkyl of 1-7 C atoms, R.sub.2 is ##STR1## and R is alkyl of 1-7 C atoms which can be the same or different from R.sub.1, and 95-15% by weight of at least one compound of the formulae (II) to (VI), ##STR2## wherein n is 1 or 2, Z is R', OR' or CN, R and R' being the same or different, and each being alkyl of 1-7 C atoms.
    Type: Grant
    Filed: June 22, 1981
    Date of Patent: October 18, 1983
    Assignee: Merck Patent Gesellschaft mit Beschrankter Haftung
    Inventors: Gunter Baur, Bernd Scheuble, Georg Weber