Tripolyphosphate-containing anti-calculus toothpaste
US4923684A · kind A · utility
46Cited by
15References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 1989 |
| Grant date | May 8, 1990 |
| Priority date | — |
| Expiry date | May 8, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/782
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A storage stable anticalculus toothpaste comprising at least about 4%, by weight, based on the total weight of the toothpaste, of a water-soluble alkali metal tripolyphosphate, a phosphatase enzyme inhibitor consisting of a fluoride ion source in an amount sufficient to supply from about 25 ppm to about 3500 ppm of fluoride ion, a silica dental abrasive and an orally acceptable vehicle, the toothpaste having a pH of from about 8 to about 10.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.