The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 22, 1977
Filed:
Jun. 17, 1976
Applicant:
Inventor:
Dragan Milan Gavrilovic, Cranbury, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; G02F / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
252299 ; 260463 ; 2604 / ; 3501 / ;
Abstract
Liquid crystal compounds of the formula ##STR1## wherein X can be alkoxy (RO-), acyloxy ##STR2## or alkylcarbonate ##STR3## wherein R is an alkyl group from 1-10 carbon atoms, have positive dielectric anisotropy and are useful in electro-optic devices which comprise a thin liquid crystal layer between two closely spaced parallel electrodes.
Gavrilovic, Dragan. (1977). Liquid crystal compounds and electro-optic devices incorporating them (U.S. Patent No. 4013582). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4013582
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile