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. 08, 2015
Filed:
May. 21, 2007
Applicants:
Ingrid Bach, Hofheim, DE;
Arne Buesing, Frankfurt am Main, DE;
Susanne Heun, Bad Soden, DE;
Philipp Stoessel, Frankfurt am Main, DE;
Michael Holbach, Langen, DE;
Jonas Kroeber, Frankfurt, DE;
Amir Hossain Parham, Frankfurt, DE;
Inventors:
Ingrid Bach, Hofheim, DE;
Arne Buesing, Frankfurt am Main, DE;
Susanne Heun, Bad Soden, DE;
Philipp Stoessel, Frankfurt am Main, DE;
Michael Holbach, Langen, DE;
Jonas Kroeber, Frankfurt, DE;
Amir Hossain Parham, Frankfurt, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/06 (2006.01); H01L 51/00 (2006.01); C07C 225/22 (2006.01); C07F 9/53 (2006.01); C09B 17/00 (2006.01); C09B 19/00 (2006.01); C09B 21/00 (2006.01); C09B 57/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); C07C 225/22 (2013.01); C07F 9/5325 (2013.01); C09B 17/00 (2013.01); C09B 19/00 (2013.01); C09B 21/00 (2013.01); C09B 57/00 (2013.01); C09B 57/007 (2013.01); C09B 57/008 (2013.01); H01L 51/0059 (2013.01); H01L 51/0079 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/1018 (2013.01); H01L 51/5016 (2013.01);
Abstract
The present invention relates to compounds according to formula (1) and/or according to formulae (4) to (10) and their use in organic electroluminescent devices, in particular as a matrix material in phosphorescent devices.