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. 08, 2013
Filed:
Feb. 16, 2007
Applicants:
Martin Koenemann, Mannheim, DE;
Peter Osswald, Wain, DE;
Ruediger Schmidt, Paderborn, DE;
Frank Wuerthner, Hoechberg, DE;
Inventors:
Martin Koenemann, Mannheim, DE;
Peter Osswald, Wain, DE;
Ruediger Schmidt, Paderborn, DE;
Frank Wuerthner, Hoechberg, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 407/04 (2006.01); C07D 221/18 (2006.01); H01J 63/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to fluorinated rylenetetracarboxylic acid derivatives, to a process for their preparation and to their use, especially as n-type semiconductors.