Filter cartridge

FIG. 1 is a bottom perspective view of a filter cartridge;

FIG. 2 is a front perspective view of the filter cartridge of FIG. 1 ;

FIG. 3 is a front view of the filter cartridge of FIG. 1 ;

FIG. 4 is a back view of the filter cartridge of FIG. 1 ;

FIG. 5 is a right side view of the filter cartridge of FIG. 1 ;

FIG. 6 is a left side view of the filter cartridge of FIG. 1 ;

FIG. 7 is a top view of the filter cartridge of FIG. 1 ;

FIG. 8 is a bottom view of the filter cartridge of FIG. 1 ;

FIG. 9 is an enlarged detail view of area 9 circumscribed within FIG. 1 ;

FIG. 10 is an enlarged detail view of area 10 circumscribed within FIG. 3 ; and,

FIG. 11 is an enlarged bottom view of the filter cartridge of FIG. 1 .

The surface shading illustrated in the drawings is provided to highlight the contour of the design; it is not intended to be illustrative of texture or gloss. The evenly spaced broken lines and unshaded areas depict portions of the filter cartridge that form no part of the claimed design. The dot dash dot broken lines in FIGS. 1, 3, 9 and 10 denote the boundaries of the detail areas and form no part of the claim.