US 12,419,726 B2
Method of coloring dental block and dental block
Kento Nagaoka, Tokyo (JP); Mizuho Onodera, Tokyo (JP); Koji Yamamoto, Tokyo (JP); Yusuke Hokii, Tokyo (JP); and Shigenori Akiyama, Tokyo (JP)
Assigned to GC Corporation, Shizuoka (JP)
Appl. No. 18/690,861
Filed by GC Corporation, Shizuoka (JP)
PCT Filed Aug. 24, 2022, PCT No. PCT/JP2022/031831
§ 371(c)(1), (2) Date Mar. 11, 2024,
PCT Pub. No. WO2023/053789, PCT Pub. Date Apr. 6, 2023.
Claims priority of application No. 2021-162425 (JP), filed on Sep. 30, 2021.
Prior Publication US 2024/0423764 A1, Dec. 26, 2024
Int. Cl. A61C 13/08 (2006.01); A61C 8/00 (2006.01); A61C 13/00 (2006.01)
CPC A61C 13/082 (2013.01) [A61C 13/0022 (2013.01); A61C 2201/002 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A method of coloring a dental block by which a coloring liquid penetrates into the dental block including a top surface, a bottom surface, and a side surface,
the method comprising:
covering at least a portion of the side surface with a covering material over an entire circumference of the portion;
exposing the top surface and the bottom surface; and
causing the coloring liquid to penetrate from the top surface or the bottom surface.