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. 04, 2000
Filed:
May. 06, 1998
Applicant:
Inventors:
Neng S Ung-Chhun, Lincolnshire, IL (US);
Richard J Johnson, Mundeline, IL (US);
Assignee:
Baxter International Inc., Deerfield, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
210650 ; 21032167 ; 210321 ; 210 68 ; 210503 ; 210504 ; 210505 ; 210506 ; 210508 ; 210651 ;
Abstract
Novel blood cell fractionation devices are provided. The device utilizes filters coated with high molecular weight polyethylene oxide derivatives cross-linked to prevent leaching from filter surfaces. These filters have a special efficacy in preventing protein adsorption and cellular adhesion to the membrane filter.