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. 07, 2018
Filed:
Oct. 01, 2015
Dentsply International Inc., York, PA (US);
Simon Stelzig, Constance, DE;
Jörg Kempter, Constance, DE;
Stephanie Noerpel, Constance, DE;
Joachim E. Klee, Radolfzell, DE;
Andreas Facher, Gundetswil, CH;
Uwe Walz, Constance, DE;
Christoph Weber, Constance, DE;
DENTSPLY SIRONA Inc., York, PA (US);
Abstract
A process for the preparation of composite filler particles, comprising: (a) coating a particulate filler having a median particle size (D50) of from 1 to 1200 nm; (b) agglomerating the coated particulate filler, for providing a granulation of the coated particulate filler wherein the granulation contains the coated particulate filler particles whereby the at least one coating layer may be crosslinked by crosslinking groups obtained by reacting the reactive groups and optionally a further crosslinking agent.