Patents by Inventor Vitaly V. Rzhussky

Vitaly V. Rzhussky 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).

  • 2-(4,3-Disubstituted phenyl)-5-alkyl-1,3,2-dioxaborinane derivatives and liquid crystal material
    Patent number: 4853150
    Abstract: 2-(4,3-Disubstituted phenyl)-5-alkyl-1,3,2-dioxaborinane derivatives of the general formula ##STR1## wherein A is --OR', --CN, ##STR2## X,Y being simultaneously or independently H, F, Cl, R, R' standing for an alkyl radical of a normal structure, comprising from 1 to 7 carbon atoms, as components for a liquid crystal material. A liquid crystal material comprises at least two components, of which one is a compound of said formula, taken in an amount of from 3 to 75 percent by mass.
    Type: Grant
    Filed: December 16, 1987
    Date of Patent: August 1, 1989
    Assignee: Nauchno-Issledovatelsky Institut Prikladnykh Fizicheskikh Problem Imeni A. N. Sevchenko
    Inventors: Vladimir S. Bezborodov, Oleg A. Grinkevich, Mikhail F. Grebenkin, Valery I. Lapanik, Anatoly A. Minko, Vitaly V. Rzhussky, Anatoly A. Muravsky, Vladimir F. Petrov, Alexandr V. Ivaschenko