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:
Dec. 11, 2012
Filed:
Mar. 04, 2009
Elke Apel, Sevelen, CH;
Christian Ritzberger, Nenzing, AT;
Wolfram Holand, Schaan, LI;
Christoph Appert, Vaduz, LI;
Wolfgang Wachter, Schaan, LI;
Volker Rheinberger, Vaduz, LI;
Elke Apel, Sevelen, CH;
Christian Ritzberger, Nenzing, AT;
Wolfram Holand, Schaan, LI;
Christoph Appert, Vaduz, LI;
Wolfgang Wachter, Schaan, LI;
Volker Rheinberger, Vaduz, LI;
Ivoclar Vivadent AG, Schaan, LI;
Abstract
The invention relates to primary particles of oxide-ceramic material, wherein the primary particles have an average particle size in the range from 10 to 1000 nm and are coated with a chromophoric component, a process for their preparation and their use in particular in the preparation of ceramic moldings and dental restorations. The invention further relates to a suspension based on oxide-ceramic material which contains the primary particles, and a process for the preparation of a ceramic moldings.