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. 17, 2010
Filed:
Jan. 22, 2004
Applicants:
Paolo Bonaguidi, Pisa, IT;
Giorgio Mari, Mirandola, IT;
Paolo Verri, Concordia, IT;
Inventors:
Assignee:
Fresenius Hemocare Italia S.R.L., Cavezzo (Modena), IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 29/00 (2006.01); B01D 35/00 (2006.01); B01D 39/00 (2006.01); B01D 39/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a filter for the separation of leukocytes from whole blood, comprising a hydrophobic support material and a polymeric coating material, whereby the surface of the filter has a critical surface wetting tension in the range 50 to 80 dyn/cm and the polymeric coating material may be obtained by polymerisation reaction of mixtures comprising hydrophobic and hydrophilic monomers. The invention further relates to a method for production of said filter and devices for the separation of leukocytes from whole blood and the use of the filter.