Patent · US Expired

Method for rendering factors IX and X hepatitis-safe with calcium ions

US4405603A · kind A · utility

20Cited by

1References

3Claims

0Family size

Assignee

Behringwerke Aktiengesellschaft · DE

Inventors

Horst Schwinn · Mainz, DE
Norbert Heimburger
Gerhardt Kumpe · Wetter, DE
Wilfried Wormsbacher · Kirchhain, DE

Key dates

Filing date	Nov 25, 1981
Grant date	Sep 20, 1983
Priority date	—
Expiry date	Nov 25, 2001

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K38/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

What is disclosed is a method for making a preparation containing blood clotting Factors IX and/or X virtually hepatitis-safe by warming said peparation in the presence of calcium ions and in the further presence of an amino acid and/or a saccharide or sugar alcohol.

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