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:
May. 29, 2001
Filed:
Oct. 22, 1999
Applicant:
Inventors:
Takashi Kato, Chiba-Ken, JP;
Nobuyuki Otsuka, Kanagawa-Ken, JP;
Shizuo Murata, Chiba-Ken, JP;
Hideo Sato, Kanagawa-Ken, JP;
Assignee:
Chisso Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1337 ;
U.S. Cl.
CPC ...
G02F 1/1337 ;
Abstract
This invention relates to a diamino compound represented by the formula [1]:
Kato, Takashi. (2001). Diamino compounds, polyamic acids, polyimides, liquid crystal aligning films using said polyimide films and liquid crystal display devices using said aligning films (U.S. Patent No. 6238752). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6238752
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile