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:
Jan. 03, 2023
Filed:
Jul. 17, 2017
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/12 (2006.01); C09K 19/02 (2006.01); G02F 1/137 (2006.01); G02F 1/13 (2006.01);
U.S. Cl.
CPC ...
C09K 19/12 (2013.01); C09K 19/02 (2013.01); G02F 1/13 (2013.01); G02F 1/137 (2013.01); C09K 2019/122 (2013.01); C09K 2019/123 (2013.01); C09K 2323/00 (2020.08);
Abstract
The invention relates to compounds of the formula I, in whichR, A, n, L, L, Land X have the meanings given in Claim, to a process for their preparation, and to liquid-crystalline media comprising at least one compound of the formula I and electro-optical displays containing a liquid-crystalline medium of this type.