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:
Oct. 17, 1989
Filed:
Mar. 31, 1988
Applicant:
Inventors:
Ryoichi Higuchi, Kawasaki, JP;
Takao Sakurai, Kawasaki, JP;
Tadahiko Yokota, Kawasaki, JP;
Naoko Mikami, Kawasaki, JP;
Eri Yamamoto, Kawasaki, JP;
Koji Takeuchi, Kawasaki, JP;
Assignee:
Ajinomoto Co., Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02F / ; C09K / ; C07D / ;
U.S. Cl.
CPC ...
25229961 ; 25229901 ; 3503 / ; 3503 / ; 544298 ; 544335 ;
Abstract
A phenyl-pyrimidine liquid crystal compound represented by the formula: ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and each represent an alkyl group having 1 to 18 carbon atoms, and X and Y each represent one of a single bond, --O--, --OCO--, --COO-- and --OCOO--, provided that one of X and Y is --OCOO--.