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:
Apr. 07, 2020
Filed:
Jul. 04, 2014
Applicant:
Laboratoire Français Du Fractionnement ET Des Biotechnologies, Les Ulis, FR;
Inventors:
Philippe Paolantonacci, Gif sur Yvette, FR;
Abdessatar Chtourou, Elancourt, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 16/06 (2006.01); C07K 1/22 (2006.01); B01J 20/32 (2006.01); B01J 20/289 (2006.01); A61K 39/395 (2006.01); B01D 15/38 (2006.01); B01J 20/26 (2006.01); B01J 20/291 (2006.01); C07K 16/34 (2006.01);
U.S. Cl.
CPC ...
C07K 16/065 (2013.01); A61K 39/39525 (2013.01); B01D 15/3804 (2013.01); B01D 15/3809 (2013.01); B01J 20/265 (2013.01); B01J 20/289 (2013.01); B01J 20/291 (2013.01); B01J 20/3219 (2013.01); B01J 20/3251 (2013.01); B01J 20/3255 (2013.01); B01J 20/3274 (2013.01); C07K 1/22 (2013.01); C07K 16/34 (2013.01); B01J 2220/80 (2013.01); Y02P 20/582 (2015.11);
Abstract
The invention relates to an affinity chromatography matrix, as a gel, comprising polymeric particles on which at least one oligosaccharide corresponding to a blood group A epitope and/or blood group B is grafted, via a spacer, characterized in that the density of oligosaccharides is comprised between 0.2 and 0.7 mg/ml of matrix. The invention also relates to the uses of this matrix for preparing concentrates of immunoglobulins for therapeutic use.