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:
Feb. 09, 1999
Filed:
Oct. 04, 1995
Applicant:
Inventors:
Assignee:
Immuno Aktiengesellschaft, Vienna, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
530381 ; 530383 ; 530413 ; 514-8 ; 514 21 ;
Abstract
The invention provides high and low molecular weight fraction of von Willebrand Factor (vWF), which can be obtained by absorbing vWF to a heparin affinity support followed by eluting the vWF at differing salt concentrations The low molecular weight fraction is predominantly dimers and tetramers, and the high molecular weight fraction is predominantly larger multimers.