Patent · US Expired

Composition having gelling properties for the prolonged delivery of bioactive substances

US7691408B2 · kind B2 · utility

13Cited by
8References
28Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 12, 2003
Grant dateApr 6, 2010
Priority date
Expiry dateApr 25, 2025

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K47/44
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention relates to a heat-sensitive composition in liquid form, containing: an organic hydrophobic liquid; an organogelling substance, the molecules of which can be bound to one another by low energy linkages; and a bioactive substance, which switches to organogel form upon coming into contact with a physiological fluid during the administration thereof into an animal body, in particular, a human.

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