Patent · US Expired

Method for the inactivation of non-lipid-coated viruses

US6528246B2 · kind B2 · utility

5Cited by

3References

20Claims

0Family size

Assignee

OCTAPHARMA AG · CH

Inventors

Monika Stadler · Wienerherberg, AT
Horst Schwinn · Mainz, DE
Djuro Josic · Wien, AT
Werner Gehringer · Wien, AT
Frederic Bal · Wien, AT

Key dates

Filing date	Sep 28, 1995
Grant date	Mar 4, 2003
Priority date	—
Expiry date	Sep 28, 2015

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61L2/0088
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A method for the inactivation of viruses, in particular those having no lipid coats, in protein-containing compositions from blood, blood plasma or similar natural sources by treating said source, simultaneously or succesively, with an effective amount of dialkyl or trialkyl phosphates and optionally surfactants at an elevated temperature in the range of from 55° C. to 67° C. for five hours to 30 hours.

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