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:
Oct. 15, 2013
Filed:
Apr. 20, 2012
Applicants:
Bastian Schoen, Landshut, DE;
Ewald Mittermeier, Altfraunhofen, DE;
Yvonne Pfluegler, Landshut, DE;
Inventors:
Assignee:
Schott AG, Mainz, DE;
Primary Examiner:
Int. Cl.
CPC ...
B02C 17/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A glass powder is provided that includes, as the main component, powder particulates of glass having a mean particulate size of less than or equal to 1.5 μm, and which is free of particles having a particle size of greater than 10 μm. A process for the production of such a glass power is also provided. The glass powder is particularly suitable as a filler of plastic dental compositions, in particular dental composites.