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. 06, 2007
Filed:
Apr. 24, 2002
Applicants:
Abdessatar Sami Chtourou, Elancourt, FR;
Philippe Paolantonacci, Gif sur Yvette, FR;
Roland Schmitthaeusler, Montigny le Bretonneux, FR;
Jacky Lirochon, Breuillet, FR;
Inventors:
Abdessatar Sami Chtourou, Elancourt, FR;
Philippe Paolantonacci, Gif sur Yvette, FR;
Roland Schmitthaeusler, Montigny le Bretonneux, FR;
Jacky Lirochon, Breuillet, FR;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 39/395 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention concerns a method for preparing human immunoglobulin concentrates for therapeutic use, from plasma or a plasma fraction. The method comprises pre-purification and a single anion-exchange chromatography carried out at alkaline pH, thereby enabling the immunoglobulins to be retained on the chromatographic support and fractionated. The method enables to obtain IgG, IgA and IgM concentrates.