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:
Nov. 06, 2007
Filed:
Nov. 17, 2003
Peer Kirsch, Kanagawa, JP;
Alexander Hahn, Gross-Gerau, DE;
Eike Poetsch, Muehltal, DE;
Volker Meyer, Gross-Zimmern, DE;
Michael Heckmeier, Hemsbach, DE;
Melanie Klasen-memmer, Heuchelheim, DE;
Georg Luessem, Petershausen, DE;
Christian Hock, Mainaschaff, DE;
Peer Kirsch, Kanagawa, JP;
Alexander Hahn, Gross-Gerau, DE;
Eike Poetsch, Muehltal, DE;
Volker Meyer, Gross-Zimmern, DE;
Michael Heckmeier, Hemsbach, DE;
Melanie Klasen-Memmer, Heuchelheim, DE;
Georg Luessem, Petershausen, DE;
Christian Hock, Mainaschaff, DE;
Merck Patent GmbH, Darmstadt, DE;
Abstract
The invention relates to liquid-crystalline compounds of the formula (I) in which R, R, A, A, A, A, Z, Z, Z, a, b and c have the meanings indicated in Claimand to liquid-crystalline media comprising at least one compound of the (I) and to electro-optical displays containing a liquid-crystalline medium of this type.