Cartridge for a humidifier

FIG. 1 is a top, front and side perspective view of a first embodiment of a cartridge for a humidifier embodying our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof; and

FIG. 7 is a bottom view thereof.

FIG. 8 is a top, front and side perspective view of a second embodiment of a cartridge for a humidifier embodying our new design;

FIG. 9 is a bottom, front and side perspective view thereof;

FIG. 10 is a front view thereof;

FIG. 11 is a rear view thereof;

FIG. 12 is a first side view thereof;

FIG. 13 is a second side view thereof;

FIG. 14 is a top view thereof; and,

FIG. 15 is a bottom view thereof.

The broken lines showing certain portions of the first and second embodiments of the cartridge for a humidifier form no part of the claimed design.