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:
Jul. 09, 1985
Filed:
Mar. 27, 1984
Applicant:
Inventors:
Shuji Imazeki, Ibaraki, JP;
Akio Mukoh, Ibaraki, JP;
Mikio Sato, Ibaraki, JP;
Masaharu Kaneko, Kanagawa, JP;
Tetsuo Ozawa, Tokyo, JP;
Tomio Yoneyama, Kanagawa, JP;
Assignees:
Mitsubishi Chemical Industries Limited, Tokyo, JP;
Hitachi Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; G02F / ; C09B / ; C09B / ; C09B / ;
U.S. Cl.
CPC ...
2522991 ; 260377 ; 350349 ;
Abstract
An anthraquinone dye and a liquid crystal composition containing the dye are disclosed. The liquid crystal composition is preferably used in an electro-optic cell which enables a good color display utilizing the guest-host effect of the liquid crystal.