Light-activated tooth whitening composition and method of using same
US6343933B1 · kind B1 · utility
153Cited by
88References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2000 |
| Grant date | Feb 5, 2002 |
| Priority date | — |
| Expiry date | Aug 30, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/81
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a tooth whitening composition having a transparent first component that is a carrier compound and a transparent second component that is an oxidizing compound which when applied to a stained tooth and exposed to actinic light is activated to facilitate tooth whitening. The invention also provides a method for light-activated tooth whitening which comprises applying a tooth-whitening composition to one or more teeth and exposing said composition to actinic light to activate said oxidizing compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.