Peroxymonosulfate toothpowder composition for tenacious stains
US11166890B2 · kind B2 · utility
4Cited by
14References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 11, 2016 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Aug 11, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q11/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A solid oral care composition, e.g., a tablet or powder, comprising an alkali metal peroxymonosulfate as an effective bleaching agent for the bleaching of tenacious tooth stains, such as tobacco stains and coffee stains.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.