Fuel cartridge

FIG. 1 is a front view of a fuel cartridge showing our new design;

FIG. 2 is a back view of a fuel cartridge showing our new design;

FIG. 3 is a side view of a fuel cartridge showing our new design;

FIG. 4 is a side view of a fuel cartridge showing our new design opposite of that shown in FIG. 3 ;

FIG. 5 is a bottom view of a fuel cartridge showing our new design;

FIG. 6 is a top view of a fuel cartridge showing our new design;

FIG. 7 is a perspective view top towards bottom of a fuel cartridge showing our new design; and,

FIG. 8 is a perspective view bottom towards top of a fuel cartridge showing our new design.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design.