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. 03, 1998
Filed:
Jun. 26, 1996
Applicant:
Inventors:
Hiroyuki Nohira, Urawa, JP;
Shinichi Nakamura, Isehara, JP;
Ikuo Nakazawa, Atsugi, JP;
Koji Noguchi, Atsugi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C07D / ;
U.S. Cl.
CPC ...
25229961 ; 544298 ;
Abstract
An optically active compound of the formula (I) according to claim 1 is suitable as a component for a liquid crystal composition providing improved response speed. The optically active compound of the formula (I) is characterized by having a fluorine-substituted optically active cite and ##STR1## group connected by 1-6 methylene groups. The above liquid crystal composition is useful as an element of a liquid crystal device and a display apparatus providing a good display characteristics.