Methods of whitening teeth
US6958144B2 · kind B2 · utility
10Cited by
25References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 17, 2002 |
| Grant date | Oct 25, 2005 |
| Priority date | — |
| Expiry date | Apr 22, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/88
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention is directed towards methods of whitening teeth by applying to the teeth a composition having a pH of between about 7 and about 10 and then contacting the teeth with a hydrogen peroxide-containing compound in an amount effective to whiten teeth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.