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:
Jul. 28, 2020
Filed:
Jun. 28, 2016
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Wolfgang Lortz, Wächtersbach, DE;
Ulrich Fischer, Mömbris, DE;
Christian Panz, Wesseling-Berzdorf, DE;
Gabriele Bergmann, Grosskrotzenburg, DE;
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/149 (2006.01); C01B 33/141 (2006.01); C01B 33/159 (2006.01); C01B 33/14 (2006.01);
U.S. Cl.
CPC ...
C01B 33/149 (2013.01); C01B 33/14 (2013.01); C01B 33/1417 (2013.01); C01B 33/159 (2013.01); C01P 2004/62 (2013.01); C01P 2004/64 (2013.01); C01P 2006/12 (2013.01); C01P 2006/22 (2013.01);
Abstract
Dispersion comprising particles of a surface-modified, hydrophilic silica,