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. 30, 2013
Filed:
Mar. 16, 2007
Applicants:
Olaf Zeika, Dresden, DE;
Andrea Lux, Dresden, DE;
Andre Gruessing, Mannheim, DE;
Michael Limmert, Dresden, DE;
Horst Hartmann, Dresden, DE;
Ansgar Werner, Dresden, DE;
Inventors:
Olaf Zeika, Dresden, DE;
Andrea Lux, Dresden, DE;
Andre Gruessing, Mannheim, DE;
Michael Limmert, Dresden, DE;
Horst Hartmann, Dresden, DE;
Ansgar Werner, Dresden, DE;
Assignee:
Novaled AG, Dresden, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01B 1/00 (2006.01); C08G 73/06 (2006.01); H01L 29/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to the use of heterocyclic radicals or diradicals, their dimers, oligomers, polymers, dispiro compounds and polycycles for use as dopant for doping an organic semiconductive matrix material, where the dopants have a structure based on the following formulae.