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:
May. 12, 2026

Filed:

Dec. 24, 2021
Applicant:

Kuraray Noritake Dental Inc., Kurashiki, JP;

Inventors:

Ryota Murayama, Niigata, JP;

Ryo Matsuura, Niigata, JP;

Yamato Nojiri, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 6/30 (2020.01);
U.S. Cl.
CPC ...
A61K 6/30 (2020.01);
Abstract

The present invention provides a dental composition that shows improved adhesive properties to dental restoration materials such as porcelain, as well as tooth structure, and that is suited for reducing property changes during storage. The present invention relates to a dental composition comprising an organosilicon compound (A) represented by the following general formula (1),Z—X—Y—SiRR  (1)wherein Z represents a (meth)acryloyloxy group, a (meth)acrylamide group, a mercapto group, or an epoxy group, X represents a divalent organic group with a ratio C/O of 1 to 3, where C is the total number of carbon atoms, and O is the total number of oxygen atoms, Y represents a divalent hydrocarbon group having 1 to 30 carbon atoms, Rrepresents a group selected from the group consisting of an alkyl group, an aryl group, and an aralkyl group, Rrepresents a hydroxyl group or a hydrolyzable group, m represents an integer of 1 to 8, and n represents 0, 1, or 2, and wherein R, R, and X each may be the same or different when R, R, or X is plural.


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Murayama, Ryota. (2026). Organosilicon compound and dental composition containing same (U.S. Patent No. 12622847). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12622847

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