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:
Aug. 18, 1998
Filed:
Mar. 13, 1996
Applicant:
Inventors:
Takamasa Harada, Inzai-machi, JP;
Hidemasa Yamaguchi, Sayama, JP;
Fumie Nozawa, Asaka, JP;
Masami Ubukata, Tokorozawa, JP;
Haruhiko Itoh, Kakegawa, JP;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
428-1 ; 25229901 ; 349123 ; 349128 ; 349136 ; 349186 ; 428-1 ; 428156 ; 428412 ; 428421 ; 4284231 ; 428435 ; 4284735 ; 4284744 ; 428480 ;
Abstract
A liquid alignment layer characterized by comprising two or more types of polymers wherein a difference between the maximum SP value and the minimum SP value in said polymers being at least 1, and a liquid crystal display device provided with this liquid crystal alignment layer.