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:
Apr. 05, 2011
Filed:
Dec. 22, 2005
Applicants:
Ansgar Werner, Dresden, DE;
Horst Hartmann, Dresden, DE;
Fenghong LI, Etobicoke, CA;
Martin Pfeiffer, Dresden, DE;
Karl Leo, Dresden, DE;
Inventors:
Ansgar Werner, Dresden, DE;
Horst Hartmann, Dresden, DE;
Fenghong Li, Etobicoke, CA;
Martin Pfeiffer, Dresden, DE;
Karl Leo, Dresden, DE;
Assignee:
Novaled AG, Dresden, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C30B 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a doped organic semiconductor material comprising an organic matrix material which is doped with at least one heteromonocyclic and/or heteropolycyclic compound, the compound having at least one nitrogen atom with a free electron pair.