Toothpastes
US3934000A · kind A · utility
46Cited by
2References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 16, 1974 |
| Grant date | Jan 20, 1976 |
| Priority date | — |
| Expiry date | Oct 16, 1994 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/5424
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A toothpaste containing a humectant, a silica thickener, a dental abrasive which is principally amorphous silica or an aluminosilicate, polyethylene glycol having an average molecular weight of about 500-700 and sodium carboxymethylcellulose having about 0.6-0.8 carboxymethyl groups per anhydroglucose unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.