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. 16, 2013
Filed:
Feb. 03, 2010
Applicants:
Axel Jansen, Darmstadt, DE;
Detlef Pauluth, Ober-Ramstadt, DE;
Harald Hirschmann, Darmstadt, DE;
Markus Czanta, Darmstadt, DE;
Inventors:
Axel Jansen, Darmstadt, DE;
Detlef Pauluth, Ober-Ramstadt, DE;
Harald Hirschmann, Darmstadt, DE;
Markus Czanta, Darmstadt, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/34 (2006.01); C09K 19/52 (2006.01); C09K 19/06 (2006.01); C07D 285/12 (2006.01); C07D 307/89 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to thiophene derivatives, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, and to LC media and LC displays comprising same.