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.

Date of Patent:
Oct. 08, 2002

Filed:

Feb. 08, 2000
Applicant:
Inventors:

Akiyoshi Kotaka, Tokyo, JP;

Takeo Sasaki, Tokyo, JP;

Makoto Michiaki, Tokyo, JP;

Assignee:

GC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 1/900 ;
U.S. Cl.
CPC ...
A61C 1/900 ;
Abstract

A dental mixing pad whose mixing surface side is constituted by a color having a low reflectance of a light having a wavelength of 470 nm±80 nm, is disclosed. It is preferred that the color having a low reflectance of a light having a wavelength of 470 nm±80 nm, which constitutes the mixing surface side of the dental mixing pad, is satisfied with at least one of the following requirements: that is, in a standard illuminant D , L* is 80 or less, and C* is less than 20; L* is 80 or less, and h is 50°±80°; and L* is 30 or less, when expressed by an L*C*h color space. The dental mixing pad of the present invention to be used as a substrate in mixing and kneading a dental material such as a dental cement or a resin-based material, using for dental adhesives or dental filling materials, on its mixing surface in the dental remedy, can readily suppress an unnecessary polymerization reaction with a illumination of circumferential lights without applying excessive operations or using a special device.


Find Patent Forward Citations

Kotaka, Akiyoshi. (2002). Dental mixing pad (U.S. Patent No. 6461159). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6461159

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