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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.:

US 11485723 B1

PDFFull Text
Date of Patent:
Nov. 01, 2022

Filed:

Oct. 16, 2018

Dibenzofurans and dibenzothiophenes

Applicant:

Merck Patent Gmbh, Darmstadt, DE;

Inventors:

Dmitry Ushakov, Muenster, DE;

Beate Schneider, Seeheim-Jugenheim, DE;

Carsten Fritzsch, Darmstadt, DE;

Dagmar Klass, Darmstadt, DE;

Assignee:

MERCK PATENT GMBH, Darmstadt, DE;

Attorneys:

Millen White Zelano and Branigan, PC

Csaba Henter

Primary Examiner:

Geraldina Visconti

Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C07D 333/76 (2006.01); C07D 307/91 (2006.01); C09K 19/34 (2006.01); H01Q 3/34 (2006.01); H01Q 21/06 (2006.01);
U.S. Cl.
CPC ...
C07D 333/76 (2013.01); C07D 307/91 (2013.01); C09K 19/3405 (2013.01); C09K 19/3491 (2013.01); H01Q 3/34 (2013.01); H01Q 21/061 (2013.01); C09K 2019/3408 (2013.01); C09K 2219/11 (2013.01);
Abstract

The present invention relates to dibenzofuans and dibenzothiophenes thiophenes of formula I in which the occurring groups and parameters have the meanings as indicated in claim, to liquid-crystalline media comprising same and to high-frequency components comprising these media, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, in particular for microwave phased-array antennas.

Find Patent Forward Citations

Ushakov, Dmitry. (2022). Dibenzofurans and dibenzothiophenes (U.S. Patent No. 11485723). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11485723

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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