Patent · US Expired

Raw hide containing an inorganic pyrophosphate

US5047231A · kind A · utility

33Cited by
60References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 1989
Grant dateSep 10, 1991
Priority date
Expiry dateMay 30, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S426/805
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Process for preparing raw hide containing at least one inorganic pyrophosphate compound, comprising: (a) subjecting raw hide to a solution containing at least one inorganic pyrophosphate compound; and (b) drying the raw hide containing the inorganic pyrophosphate salt. The raw hide containing the inorganic pyrophosphate is chewed and/or eaten by dogs, with the result that tartar accumulation on their teeth is reduced or prevented.

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