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:
Aug. 12, 2008
Filed:
May. 01, 2007
Applicants:
Holger Friedrich, Krefeld, DE;
Herbert Kunstmann, Krefeld, DE;
Inventors:
Holger Friedrich, Krefeld, DE;
Herbert Kunstmann, Krefeld, DE;
Assignee:
LANXESS Deutschland GmbH, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C 3/08 (2006.01); C09C 1/24 (2006.01); C01G 49/02 (2006.01); C04B 2/00 (2006.01); C04B 14/30 (2006.01); C04B 20/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to oxidation-stable iron oxide pigments which have a coating of at least one organic substance, to their preparation and to their use.