Patent · US Expired

Method for repairing dual virally inactivated immune globulin for intravenous administration

US6441144B1 · kind B1 · utility

3Cited by
13References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 1999
Grant dateAug 27, 2002
Priority date
Expiry dateMay 20, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07K16/065
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A process for producing an intravenously-administrable gamma globulin solution substantially free of contaminating viruses by fractionating an impure gamma globulin solution and then treating the purified gamma globulin, with a solvent-detergent for viral inactivation and a heat treating for viral inactivation. Thereafter, denatured impurities, residual solvent and aggregate generated by the heat treatment are removed from the gamma globulin.

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