Uniformly fluorescing porcelain dental restorations
US4645455A · kind A · utility
11Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 19, 1983 |
| Grant date | Feb 24, 1987 |
| Priority date | — |
| Expiry date | Aug 19, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C19/003
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A porcelain veneered dental restoration in which UV fluorescing agent is present in each of the opaque, body and incisal layers at a level to provide the restoration with a uniform fluorescence matching that of natural teeth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.