Patent · US Expired

Method of inhibiting plaque on teeth by applying an oral composition

US5188820A · kind A · utility

63Cited by

14References

3Claims

0Family size

Assignee

Chesebrough-Pond's USA, division of Conopco, Inc. · US

Inventors

Diane Cummins · Livingston, US
Franciscus J. Van Der Ouderaa · Grafton, GB

Key dates

Filing date	Sep 27, 1991
Grant date	Feb 23, 1993
Priority date	—
Expiry date	Sep 27, 2011

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61Q11/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Oral compositions such as dentifrices with an improved anti-plaque efficacy are obtained by inclusion therein of a mixture of a stannous salt such as stannousfluoride or stannouspyrophosphate and a zinc salt such as zinc citrate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.