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. 26, 1995
Filed:
May. 24, 1994
Applicant:
Inventors:
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ; C09K / ; C09K / ;
U.S. Cl.
CPC ...
359103 ; 2522996 ; 25229966 ;
Abstract
A liquid crystal display element having flexible substrates, wherein the liquid crystal material disposed between the flexible substrates contains a tolan derivative represented by the general formula: ##STR1## where R is a straight chain alkyl group having 1-10 carbon atoms.
Yamada, Shuhei. (1995). Liquid crystal element and electronic apparatus (U.S. Patent No. 5453864). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5453864
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile