Temperature indicating endodontic obturation material
US9980883B2 · kind B2 · utility
0Cited by
4References
6Claims
0Family size
Inventors
Key dates
| Filing date | Apr 6, 2016 |
| Grant date | May 29, 2018 |
| Priority date | — |
| Expiry date | May 4, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K6/887
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A gutta-percha composition for filling a tooth root canal includes a temperature indicating component, such that the user has a visual indication that the material is ready for placement in the prepared canal. The material may include a thermochromatic dye, bismuth oxide or the like, in an otherwise conventional obturation material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.