The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 21, 1989
Filed:
May. 12, 1987
Applicant:
Inventors:
Johann Eibl, Vienna, AT;
Yendra Linnau, Vienna, AT;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K / ;
U.S. Cl.
CPC ...
435269 ; 435272 ;
Abstract
A method of inactivating reproductive filterable pathogens in immunoglobulin-G-containing blood fractions to be applied therapeutically or prophylactically. In order to preserve full activity of the blood products and to completely inactivate pathogenic viruses, an aqueous solution of an immunoglobulin-G-containing fraction obtained from human blood is treated with neutral hydrolases at a temperature of 4.degree. to 50.degree. C. and at a pH of 5.5 to 9.5.