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. 22, 2005
Filed:
Apr. 16, 2003
Applicants:
Atsutaka Manabe, Bensheim, DE;
Peer Kirsch, Seeheim-Jugenheim, DE;
Gerald Unger, Weiterstadt, DE;
Inventors:
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09K019/30 ; C09K019/12 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to a liquid-crystalline medium comprising one or more compounds of the general formula (I)in which R is an alkyl radical, alkoxy radical or alkenyl radical having from 1 to 7 or 2 to 7 carbon atoms respectively, in which one or more CHgroups may be replaced by —O— in such a way that oxygen atoms are not adjacent, and in addition further liquid-crystalline compounds.