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.

Date of Patent:
Apr. 14, 2015

Filed:

May. 31, 2011
Applicants:

Gilbert Legeay, Saint Saturnin, FR;

Séverine Sigrist, Benfeld, FR;

Arnaud Coudreuse, Le Mans, FR;

Inventors:

Gilbert Legeay, Saint Saturnin, FR;

Séverine Sigrist, Benfeld, FR;

Arnaud Coudreuse, Le Mans, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12M 1/12 (2006.01); A61F 2/02 (2006.01); A61L 27/54 (2006.01); A61L 33/00 (2006.01); B01D 67/00 (2006.01); B01D 69/10 (2006.01); B01D 69/12 (2006.01); B01D 69/14 (2006.01);
U.S. Cl.
CPC ...
A61F 2/02 (2013.01); A61L 27/54 (2013.01); A61L 33/0005 (2013.01); B01D 67/0088 (2013.01); B01D 67/009 (2013.01); B01D 67/0093 (2013.01); B01D 69/105 (2013.01); B01D 69/12 (2013.01); B01D 69/144 (2013.01);
Abstract

The present invention relates to a functionalized semi-permeable membrane composed of a porous biocompatible support pretreated so as to increase the surface energy thereof and characterized in that it includes at least two layers, each having a hydrophilic polymer and at least one biological active molecule, and to the use thereof in particular for producing a bioartificial organ.


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