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:
Aug. 29, 1995
Filed:
Feb. 23, 1993
Applicant:
Inventor:
Peter A Feldman, Oxford, GB;
Assignee:
National Blood Authority, Hertfordshire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N / ; C07K / ; C07K / ;
U.S. Cl.
CPC ...
435214 ; 530381 ; 530384 ; 530382 ; 530383 ; 530412 ; 530416 ;
Abstract
A method for at least partially separating vitamin K-dependent blood clotting factors from a mixture containing at least one such factor, e.g. a prothrombin complex concentrate, which comprises adsorption of said mixture on to a chelate of a polyvalent metal immobilized on an inert support, e.g. Cu.sup.2 + -primed Chelating Sepharose, followed by elution to yield one or more fractions enriched in respect of one of said factors.