Patent · US Expired

Visually clear gel dentifrice

US5252313A · kind A · utility

8Cited by
18References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1991
Grant dateOct 12, 1993
Priority date
Expiry dateDec 20, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/262
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A visually clear gel dentifrice comprising a polishing agent having a refractive index of about 1.41 to 1.47, a water-swellable synthetic anionic polycarboxylate polymer and a liquid vehicle of about 25-30% by weight water and 30-45% by weight of neat humectant wherein at least about 30% by weight of said dentifrice is neat sorbitol.

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