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:
May. 14, 1996
Filed:
Aug. 03, 1994
Applicant:
Inventors:
Bernhard Scheuble, Seeheim-Jugenheim, DE;
Takamasa Oyama, Yamato, JP;
Georg Weber, Erzhausen, DE;
Herbert Plach, Darmstadt, DE;
Hans-Adolf Kurmeier, Seeheim-Jugenheim, DE;
Volker Reiffenrath, Rossdorf, DE;
Assignee:
Merck Patent Gesellschaft mit Beschrankter Haftung, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ; G02F / ;
U.S. Cl.
CPC ...
25229901 ; 25225961 ; 25229963 ; 25229964 ; 25229965 ; 359103 ;
Abstract
Supertwist liquid crystal displays having outstanding properties are obtained if the nematic liquid crystal mixture is based on components selected from group A comprising compounds of the formulae IIa to IIk: ##STR1##