Patent · US Expired

Dual-action dentifrice

US4425322A · kind A · utility

43Cited by
24References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 8, 1982
Grant dateJan 10, 1984
Priority date
Expiry dateJun 8, 2002

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K8/26
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A dentifrice is described comprising an aqueous phase containing aluminium and an oil phase containing fluoride, the immiscibility and physiochemical properties of the phases resulting in a "dual action" effect on dentition to which this dentifrice is applied by substantially separate treatment with aluminium and then fluoride.

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