Tooth bleaching
US6379653B1 · kind B1 · utility
23Cited by
13References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 1999 |
| Grant date | Apr 30, 2002 |
| Priority date | — |
| Expiry date | Aug 27, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/66
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides safe products for bleaching teeth. Oral compositions comprising at least one oxidoreductase fulfil criteria without the presence of peroxide or with only very little peroxide present. The invention also relates to an oral care product comprising the oral composition of the invention, a method of bleaching teeth, a method for using said oral care products and the use of oxidoreductases for oxidation of teeth stains.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.