Acid etch for dental treatments
US5256065A · kind A · utility
23Cited by
1References
6Claims
0Family size
Inventor
Key dates
| Filing date | Oct 29, 1991 |
| Grant date | Oct 26, 1993 |
| Priority date | — |
| Expiry date | Oct 29, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K6/40
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A solution or gel for use in etching the surfaces of teeth in preparation for the application of dental restoratives. This etchant contains phosphoric acid in an amount not to exceed approximately 5% by weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.