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:
Sep. 23, 1997
Filed:
Oct. 20, 1995
Applicant:
Inventors:
Takamasa Harada, Inzai-machi, JP;
Haruhiko Itoh, Kakegawa, JP;
Masami Ubukata, Tokorozawa, JP;
Fumie Nozawa, Asaka, JP;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; G02F / ;
U.S. Cl.
CPC ...
25229901 ; 2522994 ; 349135 ; 428-1 ;
Abstract
The object of the present invention is to provide an alignment layer material for forming a liquid crystal alignment layer having an excellent adhesion to a glass substrate, having less dependency of display characteristics on the viewing angle with a high contrast.