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:
Oct. 18, 2011
Filed:
Mar. 03, 2007
Applicants:
Philipp Stössel, Frankfurt am Main, DE;
Holger Heil, Darmstadt, DE;
Arne Buesing, Frankfurt am Main, DE;
Inventors:
Philipp Stössel, Frankfurt am Main, DE;
Holger Heil, Darmstadt, DE;
Arne Buesing, Frankfurt am Main, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to triarylamines which are substituted by defined groups. These compounds can be used for producing organic electroluminescent devices.