End-of-life indicator for a water treatment device

FIG. 1 is a perspective view of the end-of-life indicator for a water treatment device showing a first embodiment of our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view of the end-of-life indicator for a water treatment device showing a second embodiment of our new design;

FIG. 9 is a top plan view of said second embodiment;

FIG. 10 is a front elevational view of said second embodiment;

FIG. 11 is a left side elevational view of said second embodiment;

FIG. 12 is a right side elevational view of said second embodiment;

FIG. 13 is a rear elevational view of said second embodiment;

FIG. 14 is a bottom plan view of said second embodiment;

FIG. 15 is a perspective view of the end-of-life indicator for a water treatment device showing a third embodiment of our new design;

FIG. 16 is a top plan view of said third embodiment;

FIG. 17 is a front elevational view of said third embodiment;

FIG. 18 is a left side elevational view of said third embodiment;

FIG. 19 is a right side elevational view of said third embodiment;

FIG. 20 is a rear elevational view of said third embodiment; and,

FIG. 21 is a bottom plan view of said third embodiment.