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:
Mar. 17, 1998
Filed:
Dec. 19, 1994
Applicant:
Inventors:
Rudolf Eidenschink, Mainz, DE;
Britta Nagel, Bingen, DE;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
G02F / ; G02F / ;
U.S. Cl.
CPC ...
349166 ; 349 20 ; 349 22 ; 349 23 ;
Abstract
Closely packed small particles dispersed in a liquid crystalline phase, whereby the particles can be moved toward one another by external influence, constitute a liquid crystalline medium permitting the generation of bistable images without the requirement of matching the indices of refraction of the components.