Patent · US Expired

Microparticles that contain gas, galactose and a saturated fatty acid

US6306366A · kind A · utility

3Cited by

18References

15Claims

0Family size

Assignee

SCHERING CORPORATION · US

Inventors

Dieter Heldmann · Munich, DE
Werner Weitschies · Neuenkirchen, DE
Thomas Fritzsch · Berlin, DE
Ulrich Speck · Berlin, DE

Key dates

Filing date	Aug 6, 1998
Grant date	Oct 23, 2001
Priority date	—
Expiry date	Aug 6, 2018

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/582
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Compositions containing microparticles having at least one surface-active substance and at least one non-surface-active solid with a gaseous component containing a halogenated hydrocarbon that is gaseous at body temperature, wherein the gaseous component is more poorly water-soluble than air. Also, ultrasonic contrast media containing such composition, processes for their production, kits for their production and methods of use.

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