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:
Jun. 26, 2018
Filed:
Jun. 12, 2014
Applicant:
Ivoclar Vivadent, Inc., Amherst, NY (US);
Inventors:
Dmitri G. Brodkin, Livingston, NJ (US);
Yijun Wang, Basking Ridge, NJ (US);
Ling Tang, Berkeley Heights, NJ (US);
Ajmal Khan, Princeton, NJ (US);
Anna B. Verano, Hillsborough, NJ (US);
Assignee:
Ivoclar Vivadent, Inc., Amherst, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/48 (2006.01); A61K 6/02 (2006.01); A61K 6/00 (2006.01); A61C 7/08 (2006.01); A61C 8/00 (2006.01); A61C 13/00 (2006.01); A61C 13/083 (2006.01); A61C 5/70 (2017.01);
U.S. Cl.
CPC ...
A61K 6/024 (2013.01); A61C 5/70 (2017.02); A61C 7/08 (2013.01); A61C 8/0012 (2013.01); A61C 13/00 (2013.01); A61C 13/083 (2013.01); A61K 6/0008 (2013.01); A61K 6/025 (2013.01);
Abstract
Zirconia dental ceramics exhibiting opalescence and having a grain size in the range of 10 nm to 300 nm, a density of at least 99.5% of theoretical density, a visible light transmittance at or higher than 45% at 560 nm, and a strength of at least 800 MPa.