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. 13, 2007
Filed:
Dec. 17, 2004
Atsutaka Manabe, Bensheim, DE;
Peer Kirsch, Seeheim-Jugenheim, DE;
Eike Poetsch, Mühltal, DE;
Georg Luessem, Petershausen, DE;
Michael Heckmeier, Hemsbach, DE;
Melanie Klasen-memmer, Heuchelheim, DE;
Atsutaka Manabe, Bensheim, DE;
Peer Kirsch, Seeheim-Jugenheim, DE;
Eike Poetsch, Mühltal, DE;
Georg Luessem, Petershausen, DE;
Michael Heckmeier, Hemsbach, DE;
Melanie Klasen-Memmer, Heuchelheim, DE;
Merck Patent GmbH, Darmstadt, DE;
Abstract
The invention relates to a liquid-crystalline medium comprising at least one pyran compound of the formula I and one or more compounds selected from the group consisting of the compounds C-1 to C-5 in which the R, R, the rings A, B and P, L, X, X, Z, Z, m and n are as defined above and to electro-optical displays containing a liquid-crystalline medium of this type.