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:
Dec. 10, 2002
Filed:
Mar. 20, 2000
Applicant:
Inventors:
Atsushi Yamagishi, Tokyo, JP;
Yukihiro Nakano, Wakayama, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 7/16 ; A61K 7/22 ; A61K 3/174 ; A61K 3/1785 ; A61K 3/114 ;
U.S. Cl.
CPC ...
A61K 7/16 ; A61K 7/22 ; A61K 3/174 ; A61K 3/1785 ; A61K 3/114 ;
Abstract
The invention relates to a tooth coating composition comprising (A) a polymer having one or more carboxyl or carbonyloxycarbonyl groups in its molecule, a weight average molecular weight of 10,000 to 5,000,000, a solubility of 1 g or higher in 100 g of absolute ethanol at 20° C. and a solubility of 10 g or lower in 100 g of water at 20° C., and (B) water or an alcohol having 1 to 5 carbon atoms. When coating teeth with the composition, the coating is not easily peeled by eating and drinking, but can be easily removed if necessary.