Tooth whitening compositions
US6221341A · kind A · utility
150Cited by
21References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 19, 1998 |
| Grant date | Apr 24, 2001 |
| Priority date | — |
| Expiry date | Nov 19, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q11/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Novel compositions and methods are disclosed for cosmetically treating teeth in a manner to increase brightness or shade of the teeth. The compositions include a low molecular weight compound having a high acetyl group functionality useful in the production of a peroxy acid which then acts as a whitening agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.