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:
Dec. 10, 1991
Filed:
Jul. 20, 1989
Applicant:
Inventors:
Assignee:
Biotest Pharma GmbH, Dreieich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K / ; C07K / ;
U.S. Cl.
CPC ...
530384 ; 530381 ; 530416 ;
Abstract
A method of enrichment of coagulation Factors II, VII, IX and X in preparations obtained from plasma, plasma fractions, or other liquids containing the factors, by adsorbing the factor or factors onto a polymeric matrix that carries an .alpha.-hydroxylamine group, and eluting the factors. When the chromatography conditions are appropriate, it is also easy to prepare a highly concentrated Factor IX preparation with a purity of more than 10 U per mg of protein.