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:
Oct. 13, 2020
Filed:
Sep. 16, 2014
Applicant:
Basf SE, Ludwigshafen, DE;
Inventors:
Aron Wosylus, Bad Duerkheim, DE;
Raimund Schmid, Neustadt, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09C 1/64 (2006.01); C23C 22/02 (2006.01); C23C 26/00 (2006.01); C09C 1/00 (2006.01);
U.S. Cl.
CPC ...
C09C 1/642 (2013.01); C09C 1/0021 (2013.01); C23C 22/02 (2013.01); C23C 26/00 (2013.01); C01P 2002/54 (2013.01); C01P 2002/85 (2013.01); C01P 2006/42 (2013.01); C01P 2006/60 (2013.01); C09C 2200/1058 (2013.01); C09C 2220/103 (2013.01);
Abstract
The present invention relates to a coloured effect pigment, comprising a substrate made of aluminium or an aluminium alloy which is optionally coated with one or more passivation layers, and an aluminium-doped iron oxide layer.