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. 31, 2022
Filed:
Nov. 06, 2017
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Amir Parham, Frankfurt am Main, DE;
Thomas Eberle, Landau, DE;
Anja Jatsch, Frankfurt am Main, DE;
Tobias Grossmann, Darmstadt, DE;
Jonas Kroeber, Frankfurt am Main, DE;
Dominik Joosten, Frankfurt am Main, DE;
Caroline Wern, Darmstadt, DE;
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 403/10 (2006.01); C07D 405/04 (2006.01); C07D 405/14 (2006.01); C07D 409/04 (2006.01); C07D 487/04 (2006.01); C07D 491/04 (2006.01); C07D 495/04 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01); C07D 491/048 (2006.01);
U.S. Cl.
CPC ...
C07D 405/14 (2013.01); C07D 403/10 (2013.01); C07D 405/04 (2013.01); C07D 409/04 (2013.01); C07D 487/04 (2013.01); C07D 491/048 (2013.01); C07D 495/04 (2013.01); H01L 51/006 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); H01L 51/5016 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01);
Abstract
The present invention describes dibenzofuran compounds substituted by carbazole compounds, especially for use as triplet matrix materials in organic electroluminescent devices. The invention further relates to a process for preparing the compounds of the invention and to electronic devices comprising these.