Patent · US Expired

Method of dehydrating vesicle preparations for long term storage

US5089181A · kind A · utility

66Cited by

7References

17Claims

0Family size

Assignee

Vestar, Inc. · US

Inventor

Helmut Hauser · Unna, DE

Key dates

Filing date	Oct 30, 1989
Grant date	Feb 18, 1992
Priority date	—
Expiry date	Oct 30, 2009

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S436/829
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

In the presence of a preserving additive, unilamellar phospholipid vesicle preparations are preserved during dehydration. Dehydration is effected by subjecting said preparations to a drying operations capable of causing flash evaporation.

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