Patent · US Expired

Encapsulation of indomethacin

US4442051A · kind A · utility

12Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 11, 1981
Grant dateApr 10, 1984
Priority date
Expiry dateDec 11, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2989
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Indomethacin is encapsulated by aqueous gelatin/polysaccharide coacervation by first forming a dispersion or paste of Indomethacin in a water-miscible liquid polyhydroxyalkane. Preferably the coacervate system is gelatin/acacia and the polyhydroxyalkane is glycerol.

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