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:
Oct. 29, 2019
Filed:
Aug. 31, 2015
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Achim Goetz, Alsbach-Haehnlein, DE;
Rocco Fortte, Frankfurt am Main, DE;
Martin Engel, Darmstadt, DE;
Sabrina Maag, Pfungstadt, DE;
Ingo Almeroth, Bensheim, DE;
Thomas Mergner, Breuberg, DE;
Thorsten Kodek, Moerfelden-Walldorf, DE;
Detlef Pauluth, Ober-Ramstadt, DE;
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 19/54 (2006.01); C09K 19/34 (2006.01); C09K 19/30 (2006.01); C07D 401/12 (2006.01); C09K 19/44 (2006.01); C09K 19/04 (2006.01); C09K 19/12 (2006.01);
U.S. Cl.
CPC ...
C09K 19/54 (2013.01); C07D 401/12 (2013.01); C09K 19/3003 (2013.01); C09K 19/3098 (2013.01); C09K 19/3402 (2013.01); C09K 19/3483 (2013.01); C09K 19/44 (2013.01); C09K 2019/0466 (2013.01); C09K 2019/122 (2013.01); C09K 2019/123 (2013.01); C09K 2019/301 (2013.01); C09K 2019/3004 (2013.01); C09K 2019/3009 (2013.01); C09K 2019/3016 (2013.01); C09K 2019/3422 (2013.01);
Abstract
Compounds of formula I, in which X, X, Sp, and R are as defined herein, are suitable for use in liquid-crystal media, such as liquid-crystal media used in liquid-crystal displays.