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. 08, 2013
Filed:
Sep. 10, 2009
Applicant:
Gianluca Zappini, Torbole sui Garda, IT;
Inventor:
Gianluca Zappini, Torbole sui Garda, IT;
Assignee:
Ivoclar Vivadent AG, Schaan, Liechtenstein, LI;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 6/08 (2006.01); A61C 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Low viscosity composites, with a flexural modulus of at least 18 GPa and a flexural strength of at least 90 MPa for filling dental root canals for fixing post or as a build-up material on post, are composed of aluminum oxide with a mean particle size of 1 to 50 μm in combination with at least one additional filler with a mean particle size of 0.5 to 5 μm and a monomer mixture. Also disclosed is a method for the preparation of tooth restorations.