Dental compositions with fluorescent pigment
US9205029B2 · kind B2 · utility
2Cited by
40References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2009 |
| Grant date | Dec 8, 2015 |
| Priority date | — |
| Expiry date | May 13, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K6/78
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention features a dental composition containing a fluorescent organic pigment, e.g. a hydroxyl substituted aryl guanamine an or a fluorescent compound encapsulated in a thermo plastic or thermo set polymer, in an amount that provides the composition with fluorescence resembling that of natural teeth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.