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:
Dec. 04, 2012
Filed:
Apr. 01, 2010
Applicants:
Ulrich Feldhues, Bergisch Gladbach, DE;
Frank Linke, Köln, DE;
Stephan Michaelis, Odenthal, DE;
Dirk Pfuetzenreuter, Burscheid, DE;
Inventors:
Ulrich Feldhues, Bergisch Gladbach, DE;
Frank Linke, Köln, DE;
Stephan Michaelis, Odenthal, DE;
Dirk Pfuetzenreuter, Burscheid, DE;
Assignee:
LANXESS Deutschland GmbH, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B 67/20 (2006.01); C09B 67/22 (2006.01); C07D 471/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The use of fluorine-substituted perylenes in color filters for liquid-crystal displays is described.