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. 24, 2015
Filed:
Jul. 22, 2009
Applicants:
Frank Heindl, Rodenbach, DE;
Claus-peter Drexel, Neu-Isenburg, DE;
Frank Haselhuhn, Neuberg, DE;
Inventors:
Assignee:
Evonik Degussa GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/00 (2006.01); C01B 33/12 (2006.01); C01B 33/18 (2006.01); B01J 20/10 (2006.01); C01B 33/193 (2006.01);
U.S. Cl.
CPC ...
C01B 33/18 (2013.01); C01B 33/12 (2013.01); B01J 20/103 (2013.01); C01B 33/193 (2013.01);
Abstract
The present invention relates to novel precipitated silicic acids for use as support materials, manufacture thereof and use thereof.