FIG. 1 is a front, top, and left side perspective view of an ink cartridge;
FIG. 2 is a rear, bottom, and right side perspective view thereof;
FIG. 3 is another top, bottom, and right side perspective view thereof;
FIG. 4 is a magnified view thereof, by the area designated as FIG. 4 in FIG. 3;
FIG. 5 is a rear, top, and left side perspective view thereof;
FIG. 6 is a magnified view thereof, by the area designated as FIG. 6 in FIG. 5;
FIG. 7 is another rear, top, and left side perspective view thereof;
FIG. 8 is a magnified view thereof, by the area designated as FIG. 8 in FIG. 7;
FIG. 9 is a left side elevation view thereof;
FIG. 10 is a right side elevation view thereof;
FIG. 11 is a top plan view thereof;
FIG. 12 is a bottom plan view thereof;
FIG. 13 is a front elevation view thereof;
FIG. 14 is a rear elevation view thereof; and,
FIG. 15 is a magnified view thereof, by the area designated as FIG. 15 in FIG. 14.
Those portions of the Figures shown in broken lines are for illustration only and form no part of the claimed design. The dash-dot-dot lines indicate boundaries of the claimed design, and form no part thereof. The dash-dot lines indicate boundaries of magnified areas of the claimed design, and form no part thereof.