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. 14, 2025
Filed:
Jan. 14, 2020
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Nils Koenen, Griesheim, DE;
Anna Hayer, Darmstadt, DE;
Florian Maier-Flaig, Weinheim, DE;
Jochen Pfister, Seeheim-Jugenheim, DE;
Holger Heil, Frankfurt am Main, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2022.12); C07C 13/567 (2005.12); H10K 50/11 (2022.12); H10K 101/10 (2022.12);
U.S. Cl.
CPC ...
H10K 85/615 (2023.01); C07C 13/567 (2012.12); H10K 85/654 (2023.01); H10K 85/6572 (2023.01); C07C 2603/18 (2017.04); H10K 50/11 (2023.01); H10K 2101/10 (2023.01);
Abstract
The invention relates to fluorene derivatives and electronic devices, particularly organic electroluminescent devices in which said compounds are used, particularly as a matrix material for phosphorescent emitters.