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:
Jan. 14, 2014
Filed:
Sep. 10, 2008
Thomas Schaefer, Liestal, CH;
Colin Morton, Derby, GB;
Peter Murer, Oberwil, CH;
Frederique Wendeborn, Ranspach-le-Haut, FR;
Beat Schmidhalter, Bubendorf, CH;
Kristina Bardon, Waldshut, DE;
Thomas Schaefer, Liestal, CH;
Colin Morton, Derby, GB;
Peter Murer, Oberwil, CH;
Frederique Wendeborn, Ranspach-le-Haut, FR;
Beat Schmidhalter, Bubendorf, CH;
Kristina Bardon, Waldshut, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention relates to an electronic device, especially an electroluminescent devices, comprising a compound of Formula (I), especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.