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:
Aug. 04, 2015
Filed:
Jul. 06, 2011
Applicant:
Andreas Hille, Lörrach, DE;
Inventor:
Andreas Hille, Lörrach, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 7/02 (2006.01); G03G 9/08 (2006.01); B82Y 30/00 (2011.01); C01B 33/18 (2006.01); C09C 1/30 (2006.01); G03G 9/097 (2006.01); B32B 5/16 (2006.01);
U.S. Cl.
CPC ...
G03G 9/0819 (2013.01); B32B 5/16 (2013.01); B82Y 30/00 (2013.01); C01B 33/18 (2013.01); C01B 33/183 (2013.01); C09C 1/30 (2013.01); C09C 1/3081 (2013.01); G03G 9/09716 (2013.01); G03G 9/09725 (2013.01); C01P 2002/02 (2013.01); C01P 2004/50 (2013.01); C01P 2004/64 (2013.01); C01P 2006/12 (2013.01); C01P 2006/14 (2013.01); C01P 2006/16 (2013.01); C01P 2006/19 (2013.01); Y10T 428/2982 (2015.01);
Abstract
The invention relates to silicon dioxide powder which is present in the form of aggregated primary particles having an average diameter of at least 40 nm and a ratio of the BET surface area to the STSA surface area of at least 3.5. The invention also relates to a toner composition containing said silicon dioxide powder.
Hille, Andreas. (2015). Silicon dioxide powder having special surface properties and toner composition containing said powder (U.S. Patent No. 9097996). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9097996
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile