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:
Nov. 15, 1994
Filed:
Apr. 27, 1993
Applicant:
Inventors:
Tadaaki Isozaki, Tokyo, JP;
Hiroyuki Mogamiya, Tokyo, JP;
Yoshihiko Aihara, Tokyo, JP;
Takashi Hagiwara, Tokyo, JP;
Assignee:
Showa Shell Sekiyu Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ;
U.S. Cl.
CPC ...
25229965 ; 25229901 ;
Abstract
A liquid crystal compound represented by the following formula; ##STR1## wherein R.sup.1 and R.sup.2 each represents an alkyl group having 3-20 carbon atoms, and X represents a group ##STR2## or --O--, or a single bond, and a liquid crystal composition exhibiting optically tristable states comprising the liquid crystal compound represented by the above formula and an antiferroelectric liquid crystal compound.
Isozaki, Tadaaki. (1994). Liquid crystal compounds and liquid crystal compositions containing them (U.S. Patent No. 5364561). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5364561
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile