Desensitizing dentifrice containing potassium and tin salts
US6464963B1 · kind B1 · utility
18Cited by
31References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 1998 |
| Grant date | Oct 15, 2002 |
| Priority date | — |
| Expiry date | Apr 23, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/88
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A two component desensitizing dentifrice composition is disclosed which comprises a first dentifrice component containing a desensitizing potassium salt such as potassium nitrate and an alkali metal compound such as NaOH and a second dentifrice component containing a desensitizing stannous salt source such as stannous, the first and second dentifrice components being maintained separate from the other until dispensed for application to teeth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.