Method and agents for preventing and reversing the staining of teeth
US5468777A · kind A · utility
10Cited by
18References
11Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 29, 1994 |
| Grant date | Nov 21, 1995 |
| Priority date | — |
| Expiry date | Apr 29, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2333/922
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to methods and agents for preventing and reversing the staining of teeth caused by the nonenzymatic browning of proteins in the oral cavity. Suitable agents for the inhibition of nonenzymatic browning may be formulated as rinses and toothpastes, and include cysteine and cysteine derivatives. These preparations may further include known anti-plaque agents, such as chlorhexidine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.