Patent · US Expired

Solid controlled release bioadherent emulsions

US5055303A · kind A · utility

77Cited by
4References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 31, 1989
Grant dateOct 8, 1991
Priority date
Expiry dateJan 31, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K9/006
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Solid delivery systems which at body temperature exhibit controlled release and bioadherence characteristics. These systems are emulsions which are water in oil in nature and whose internal phase is greater than that of the external phase. That is, the internal phase comprises at least 60% of the system.

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