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:
May. 20, 2014
Filed:
Jul. 18, 2012
Applicants:
Chih-ta Lee, Zhongli, TW;
Chun-yi LI, Zhongli, TW;
Lin-chien Yu, Zhongli, TW;
Yong-yi Wu, Zhongli, TW;
Inventors:
Chih-Ta Lee, Zhongli, TW;
Chun-Yi Li, Zhongli, TW;
Lin-Chien Yu, Zhongli, TW;
Yong-Yi Wu, Zhongli, TW;
Assignee:
Far Eastern New Century Corporation, Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 8/64 (2006.01); A61Q 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A teeth-whitening gel is provided. The main ingredient of the teeth-whitening gel comprises a polypeptide having halamine (N—X bond, X═Cl, Br or I) groups and a high molecular weight. By the redox properties of halamine group, the gel contacting with the teeth's surface can bleach and whiten the teeth.