Patent · US Expired

Dentifrices containing flat flakes of alpha-alumina

US3957968A · kind A · utility

46Cited by
3References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 25, 1975
Grant dateMay 18, 1976
Priority date
Expiry dateMar 25, 1995

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/412
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Dentifrices containing flat flakes of alpha-alumina.

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