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:
Sep. 13, 2016
Filed:
Feb. 24, 2010
Applicants:
Joachim Kaiser, Darmstadt, DE;
Holger Heil, Frankfurt am Main, DE;
Philipp Stoessel, Frankfurt am Main, DE;
Dominik Joosten, Frankfurt am Main, DE;
Simone Leu, Dittelsheim-Hessloch, DE;
Inventors:
Joachim Kaiser, Darmstadt, DE;
Holger Heil, Frankfurt am Main, DE;
Philipp Stoessel, Frankfurt am Main, DE;
Dominik Joosten, Frankfurt am Main, DE;
Simone Leu, Dittelsheim-Hessloch, DE;
Assignee:
Merck Patent GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5016 (2013.01); H01L 51/008 (2013.01); H01L 51/005 (2013.01); H01L 51/0052 (2013.01); H01L 51/0058 (2013.01); H01L 51/0067 (2013.01); H01L 51/0085 (2013.01); H01L 51/0087 (2013.01); H01L 2251/552 (2013.01);
Abstract
The present invention relates to phosphorescent organic electroluminescent devices which comprise at least one phosphorescent emitter and a mixture of at least two matrix materials in the emitting layer.