Patent · US Expired

Preservation of viruses

US5149653A · kind A · utility

122Cited by
4References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 20, 1989
Grant dateSep 22, 1992
Priority date
Expiry dateNov 20, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/948
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A method of preserving live viruses comprises subjecting an aqueous system containing the virus to drying either in the frozen state or at ambient temperature, in the presence of trehalose.

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