Ink cartridge

FIG. 1 is a front, top, and left side perspective view of an ink cartridge showing our new design;

FIG. 2 is a rear, bottom, and left side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is an enlarged view of the portion indicated by the square 9 of FIG. 1 thereof; and,

FIG. 10 is an enlarged view of the portion indicated by the square 10 of FIG. 2 thereof.

The broken line showing of the ink cartridge is included for the purpose of illustrating portions of the ink cartridge and forms no part of the claimed design.