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:
May. 26, 2020
Filed:
Apr. 23, 2018
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Jochen Pfister, Alsbach-Haehnlein, DE;
Frank Voges, Bad Duerkheim, DE;
Elvira Montenegro, Weinheim, DE;
Teresa Mujica-Fernaud, Darmstadt, DE;
Assignee:
Merck Patent GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); H05B 33/20 (2006.01); C07D 307/94 (2006.01); C07D 405/04 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0061 (2013.01); C07D 307/94 (2013.01); C07D 405/04 (2013.01); H01L 51/006 (2013.01); H01L 51/0056 (2013.01); H01L 51/0058 (2013.01); H01L 51/0059 (2013.01); H01L 51/0072 (2013.01); H01L 51/0073 (2013.01); H01L 51/5056 (2013.01); H05B 33/20 (2013.01); H01L 51/0052 (2013.01); H01L 51/0085 (2013.01); H01L 51/5088 (2013.01); H01L 51/5096 (2013.01); Y02E 10/549 (2013.01);
Abstract
The present application relates to a compound of a formula (I) which contains a spirobifluorene basic structure condensed onto a benzofuran unit. The application furthermore relates to a process for the preparation of the compound of the formula (I), and to the use of the compound of the formula (I) in an electronic device.