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. 03, 2012
Filed:
Jun. 04, 2008
Applicants:
Kai Schumacher, Hofheim, DE;
Christian Schulze-isfort, Limeshain, DE;
Paul Brandl, Shanghai, CN;
Mitsuru Ochiai, Hasuda, JP;
Inventors:
Kai Schumacher, Hofheim, DE;
Christian Schulze-Isfort, Limeshain, DE;
Paul Brandl, Shanghai, CN;
Mitsuru Ochiai, Hasuda, JP;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C03B 19/06 (2006.01); C03B 19/10 (2006.01); C03C 3/04 (2006.01); C03C 3/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Silica glass granule having the following features: It is prepared by