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:
May. 30, 1978
Filed:
May. 19, 1977
Applicant:
Inventor:
Frederick J Kummer, Boston, MA (US);
Assignee:
Abcor, Inc., Wilmington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210 65 ; 55477 ; 55520 ; 55524 ; 1281 / ; 2104 / ; 2104971 ; 210504 ; 210505 ; 210508 ; 210D / ;
Abstract
A filter for the filtration of blood characterized by a high flow rate with low pressure drop, which filter comprises: a filter housing; an inlet in the housing for the introduction of the blood to be filtered; an outlet in the housing for the removal of filtered blood; and a filter element disposed within the housing, which element comprises a helically coiled strip of sheet material containing a surface layer of fibrous flocked material on at least one side thereof, the sheet material wound into a helical coil of desired tightness, and the flocked material selected to remove particles from the blood to be filtered.