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. 23, 1993
Filed:
Apr. 03, 1991
Applicant:
Inventors:
Rifat A Hikmet, Eindhoven, NL;
Dirk J Broer, Wilmington, DE (US);
Assignee:
U. S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ; C09K / ; C09K / ;
U.S. Cl.
CPC ...
25229901 ; 25229966 ; 25229967 ; 25229968 ;
Abstract
A liquid crystalline material in the form of an anisotropic gel comprising a polymerized liquid crystalline material and a low-molecular weight liquid crystalline material, can be used in a display cell, said polymerized material forming a permanently oriented network in the low-molecular weight liquid crystalline material.