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:
Apr. 11, 1989
Filed:
Feb. 01, 1988
Applicant:
Inventors:
Yasuyuki Goto, Yokohamashi, JP;
Tetsuya Ogawa, Yokohamashi, JP;
Assignee:
Chisso Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ; C09K / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
25229963 ; 3503 / ; 570129 ; 570182 ; 558425 ;
Abstract
A cyclohexane derivative having a low viscosity, a broad nematic phase temperature range, a good compatibility with other liquid crystal components even at low temperatures and a large positive dielectric anisotropy value, and a liquid crystal composition containing the cyclohexane derivative are provided, which cyclohexane derivative is expressed by the formula ##STR1## wherein R represents an alkyl group of 1-10 C and A represents a hydrogen atom, a halogen atom of F, Cl or Br or a cyano group.
Goto, Yasuyuki. (1989). Cyclohexane derivative and liquid crystal composition containing the same (U.S. Patent No. 4820443). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4820443
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile