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:
Feb. 28, 1984
Filed:
Jan. 18, 1982
Applicant:
Inventors:
Seiichi Imahori, Kanagawa, JP;
Masaharu Kaneko, Kanagawa, JP;
Tetsuo Ozawa, Tokyo, JP;
Shuji Imazeki, Ibaraki, JP;
Akio Mukoh, Ibaraki, JP;
Mikio Sato, Ibaraki, JP;
Assignees:
Mitsubishi Chemical Industries, Ltd., Tokyo, JP;
Hitachi Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C02F / ;
U.S. Cl.
CPC ...
2522991 ; 350349 ;
Abstract
A liquid crystal composition comprising a host liquid crystal And a pleochroic dye dissolved therein as a guest material is described, which is characterized in that the pleochroic dye contains an anthraquinone-based dye yielding a Magenta color and/or an orange color.