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:
Dec. 31, 2019
Filed:
Sep. 30, 2015
Applicant:
Novaled Gmbh, Dresden, DE;
Inventors:
Francisco Bloom, Eindhoven, NL;
Thomas Rosenow, Dresden, DE;
Tobias Canzler, Dresden, DE;
Bodo Wallikewitz, Dresden, DE;
Assignee:
Novaled GmbH, Dresden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5072 (2013.01); H01L 51/0077 (2013.01); H01L 51/508 (2013.01); H01L 51/5056 (2013.01); H01L 51/5076 (2013.01); H01L 51/0072 (2013.01);
Abstract
The present invention relates to an organic light-emitting diode () comprising an emission layer () and at least one electron transport layer (), wherein the at least one electron transport layer () comprises at least one matrix compound and at least two lithium compounds.