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:
Feb. 12, 2019
Filed:
Jul. 17, 2013
Applicants:
Stipan Katusic, Bad Soden, DE;
Harald Alff, Kahl, DE;
Peter Albers, Hanau, DE;
Harald Herzog, Karlstein, DE;
Peter Kress, Karlstein, DE;
Inventors:
Stipan Katusic, Bad Soden, DE;
Harald Alff, Kahl, DE;
Peter Albers, Hanau, DE;
Harald Herzog, Karlstein, DE;
Peter Kress, Karlstein, DE;
Assignee:
EVONIK DEGUSSA GmbH, Essen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 1/01 (2006.01); H01F 1/11 (2006.01); B05D 1/02 (2006.01); C09K 3/14 (2006.01); C01G 49/00 (2006.01); C01G 49/02 (2006.01); C09C 1/24 (2006.01);
U.S. Cl.
CPC ...
H01F 1/01 (2013.01); B05D 1/02 (2013.01); C01G 49/00 (2013.01); C01G 49/02 (2013.01); C09C 1/24 (2013.01); C01P 2002/01 (2013.01); C01P 2002/50 (2013.01); C01P 2002/52 (2013.01);
Abstract
Core-shell particles containing crystalline iron oxide in the core and amorphous silicon dioxide in the shell and in which