Patents Assigned to Behringwerke Aktiengeseschaft
  • Process for the preparation of a stable factor VIII
    Patent number: 5424401
    Abstract: A process for the preparation of a pasteurized factor VIII concentrate with high specific activity and stability is described, which comprises adsorbing impurities from the solution containing the factor VIII by at least two-fold adsorption with Al(OH).sub.3, an anion exchanger or Ca.sub.3 (PO.sub.4).sub.2, preferably with two different adsorbents from this group.
    Type: Grant
    Filed: December 14, 1993
    Date of Patent: June 13, 1995
    Assignee: Behringwerke Aktiengeseschaft
    Inventors: Norbert Heimburger, Klaus Wellner, Karl-Heinz Wenz, Gerhardt Kumpe