Oral care composition
US9532932B2 · kind B2 · utility
40Cited by
15References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2014 |
| Grant date | Jan 3, 2017 |
| Priority date | — |
| Expiry date | Dec 14, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/624
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are oral care compositions, for example dentifrice compositions, comprising an oral care composition comprising an orally acceptable vehicle, metal oxide particles having an average particle size of no greater than a dentin tubule and at least one amino acid capable of chelating the metal oxide. The composition may comprise a polymeric adherent material for adhering the metal oxide particles in the dentin tubule. The metal oxide particles have a median particle size of 5 microns or less, and may comprise zinc oxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.