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. 21, 2009
Filed:
Jun. 04, 2003
Applicants:
Arno Boehm, Mannheim, DE;
Matthias Krieger, Loerrach, DE;
Erik Reuther, Mainz, DE;
Klaus Muellen, Cologne, DE;
Inventors:
Arno Boehm, Mannheim, DE;
Matthias Krieger, Loerrach, DE;
Erik Reuther, Mainz, DE;
Klaus Muellen, Cologne, DE;
Assignees:
BASF SE, Ludwigshafen, DE;
Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V., Munich, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D 471/02 (2006.01); D06P 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
1,6,9,14-Tetrasubstituted terrylenetetracarboxylic diimides are particularly useful for absorbing and emitting in the long-wavelength red and near infrared region of the electromagnetic spectrum.