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:
Jul. 28, 2015
Filed:
Sep. 30, 2011
Applicants:
Yusuke Takahata, Kurashiki, JP;
Michiya Kawana, Kurashiki, JP;
Inventors:
Yusuke Takahata, Kurashiki, JP;
Michiya Kawana, Kurashiki, JP;
Assignee:
KURARAY NORITAKE DENTAL INC., Kurashiki-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 6/083 (2006.01); C08L 33/10 (2006.01); A61C 13/00 (2006.01); A61K 6/00 (2006.01); A61K 6/027 (2006.01);
U.S. Cl.
CPC ...
A61K 6/083 (2013.01); A61C 13/0022 (2013.01); A61K 6/0008 (2013.01); A61K 6/0276 (2013.01);
Abstract
The present invention provides a dental mill blank having excellent mechanical strength and having gloss retention high enough to maintain the gloss similar to that of natural teeth in an oral cavity for a long period of time. The present invention is a dental mill blank made of a cured product of a curable composition containing: a polymerizable monomer (A); and a spherical inorganic filler (B) having an average primary particle size of not less than 0.1 μm and less than 1 μm.