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. 04, 1997
Filed:
Dec. 30, 1994
Applicant:
Inventor:
Seong-eun Chung, Seoul, KR;
Assignee:
Samsung Display Devices, Co. Ltd., Kungki-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
428-1 ; 349123 ;
Abstract
A ferroelectric liquid crystal display device is provided including a pair of upper and lower substrates, transparent electrodes formed on each substrate, orientation layers formed on each transparent electrode and rubbed in a prescribed direction, and a ferro-electric liquid crystal injected between said orientation layers, wherein said orientation layer comprises a main-chain polyester liquid crystal polymer having one of the following formulae I and III: ##STR1## wherein m is an integer between 4 and 12, n is an integer between 100 and 200 and f is an integer between 4 and 12.