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:
Jul. 11, 2006
Filed:
Sep. 22, 2000
Applicants:
Matthias Bremer, Darmstadt, DE;
Michael Heckmeier, Bensheim, DE;
Joachim Krause, Dieburg, DE;
Detlef Pauluth, Ober-Ramstadt, DE;
Achim Götz, Alsbach-Hähnlein, DE;
Brigitte Schuler, Haibach, DE;
Inventors:
Matthias Bremer, Darmstadt, DE;
Michael Heckmeier, Bensheim, DE;
Joachim Krause, Dieburg, DE;
Detlef Pauluth, Ober-Ramstadt, DE;
Achim Götz, Alsbach-Hähnlein, DE;
Brigitte Schuler, Haibach, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/20 (2006.01); C09K 19/12 (2006.01); C09K 19/34 (2006.01); C09K 19/30 (2006.01); C07C 25/13 (2006.01); C07C 69/76 (2006.01); C07D 319/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to compounds of the formula I and to a liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general formula I in whichR, A, A, Z, Y, Z, L, Land m are as defined herein.