Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Mario Rieger0
Thomas Sieber0
Andreas Pelz0
Johannes Lampert0
Josef Rohrmeier0
Date of Patent
January 12, 2010
0Patent Application Number
116402360
Date Filed
December 18, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A filter element (1) wound from a plurality of filter layers in which the circumferential contour (5, 5′) of a cross-sectional area (4) of the filter element (1) has at least one circumferential contour section (5′) undercutting the envelope contour (6, 6′) of the cross-sectional filter element area (4).
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