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:
Oct. 26, 1982
Filed:
May. 05, 1980
Applicant:
Inventors:
Herrmann Schubert, Nehlitz, DD;
Gerhard Pelzl, Halle, DD;
Horst Zaschke, Halle, DD;
Dietrich Demus, Halle, DD;
Hans-Ulrich Nothni, Hoyerswerda, DD;
Frank Kuschel, Halle, DD;
Assignee:
Veb Werk fur Fernsehelektronik, Berlin-Oberschoneweide, DD;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ; C09K / ;
U.S. Cl.
CPC ...
2522991 ; 25229901 ; 25229961 ; 3503 / ; 544179 ;
Abstract
Liquid crystal compound for color modulation of light in electro-optical devices characterized by an oriented smectic C-phase with positive dielectric anisotropy. The compound has the property of a dichroitic dyestuff.