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:
Jan. 14, 2014
Filed:
Apr. 02, 2010
Applicant:
Eugen Koch, Schömberg, DE;
Inventor:
Eugen Koch, Schömberg, DE;
Assignee:
Mann+Hummel GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 27/06 (2006.01); B01D 35/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A filter device for filtration of fluid has a filter element of a zigzag-folded filter medium that is flowed through in a radial direction of the filter element. An additive for functional change of fluid properties of the fluid to be filtered in the filter device is provided. The additive is applied circumferentially on the filter element onto outwardly positioned fold tips of the zigzag-folded filter medium of the filter element.