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:
Apr. 20, 2021
Filed:
Feb. 07, 2019
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Adam W. Franz, Kelkheim, DE;
Rémi M. Anémian, Seoul, KR;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); C07D 251/24 (2006.01); C07D 251/16 (2006.01); C07D 251/22 (2006.01); C07D 403/10 (2006.01); C07D 403/14 (2006.01); C07D 405/10 (2006.01); C07D 405/14 (2006.01); C07D 409/10 (2006.01); C07D 409/14 (2006.01); H01L 51/00 (2006.01); H05B 33/20 (2006.01); C09B 57/00 (2006.01); C09K 11/02 (2006.01);
U.S. Cl.
CPC ...
C07D 251/24 (2013.01); C07D 251/16 (2013.01); C07D 251/22 (2013.01); C07D 403/10 (2013.01); C07D 403/14 (2013.01); C07D 405/10 (2013.01); C07D 405/14 (2013.01); C07D 409/10 (2013.01); C07D 409/14 (2013.01); C09B 57/00 (2013.01); C09K 11/025 (2013.01); H01L 51/0052 (2013.01); H01L 51/0065 (2013.01); H01L 51/0067 (2013.01); H01L 51/0068 (2013.01); H05B 33/20 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1059 (2013.01); H01L 51/0003 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 51/5072 (2013.01); H01L 51/5096 (2013.01); Y02E 10/549 (2013.01);
Abstract
The present invention relates to fluorene derivatives and to electronic devices in which these compounds are used as matrix material in the emitting layer and/or as hole-transport material and/or as electron-blocking or exciton-blocking material and/or as electron-transport material.