Dentinal desensitizing compositions
US5270031A · kind A · utility
30Cited by
19References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 1991 |
| Grant date | Dec 14, 1993 |
| Priority date | — |
| Expiry date | Dec 20, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition containing a water soluble or water swellable polyelectrolyte or salts thereof in a dentifrice base or other oral compositions which can be used for relieving pain and discomfort caused by hypersensitive teeth. The salts can be single or mixed partial salts of the polyelectrolyte.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.