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:
May. 21, 2024
Filed:
Aug. 21, 2019
Applicant:
Shofu Inc., Kyoto, JP;
Inventors:
Kazumichi Nonaka, Kyoto, JP;
Shuhei Takahashi, Kyoto, JP;
Assignee:
SHOFU INC., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 1/08 (2006.01); A61C 3/02 (2006.01); B22F 3/04 (2006.01); B22F 3/24 (2006.01); C04B 35/622 (2006.01); C04B 38/00 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
A61C 1/08 (2013.01); A61C 3/02 (2013.01); B22F 3/04 (2013.01); C04B 35/622 (2013.01); C04B 38/0074 (2013.01); B22F 2003/242 (2013.01); B22F 2302/25 (2013.01); B22F 2304/056 (2013.01); C04B 2111/00836 (2013.01); C04B 2235/3225 (2013.01); C04B 2235/602 (2013.01);
Abstract
To provide a zirconia mill blank for dental cutting and machining which has excellent machinability in a thin workpiece such as an inlay, an onlay and a veneer, and may impart high strength and high translucency to a zirconia perfect sintered body without a special sintering such as HIP treatment, and a preparing method thereof. The zirconia mill blank for dental cutting and machining has a porosity within a range of 15 to 30%.