Patent · US Expired

Liposomes containing modified cholesterol for organ targeting

US4544545A · kind A · utility

796Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 1983
Grant dateOct 1, 1985
Priority date
Expiry dateJun 20, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S424/812
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Phospholipid liposomes are provided having an outer layer including a cholesterol derivative such as a cholesterol ester and an aqueous medium confined by the layer which includes a tracer agent, a cytoxic agent or a therapeutic agent. The liposomes are adapted for specific organ targeting.

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