Patent · US Expired

Dentrifice composition

US4992258A · kind A · utility

44Cited by
2References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 23, 1989
Grant dateFeb 12, 1991
Priority date
Expiry dateOct 23, 2009

Classification

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

Abstract

A dentifrice for treatment of hypersensitive dentine containing montmorrolinite clay.

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