We claim the ornamental design for a “handle end of filter cartridge,” as shown and described.
FIG. 1 is a front view of a handle end of a filter cartridge according to the present invention;
FIG. 2 is a rear view of the handle end of a filter cartridge according to the present invention;
FIG. 3 is a left-side view of the handle end of a filter cartridge according to the present invention;
FIG. 4 is a right-side view of the handle end of a filter cartridge according to the present invention;
FIG. 5 is a bottom view of the handle end of a filter cartridge according to the present invention;
FIG. 6 is a downward perspective view of the handle end of a filter cartridge according to the present invention; and,
FIG. 7 is an upward perspective view of the handle end of a filter cartridge according to the present invention, rotated 90° with respect to the orientation of FIG. 6.
The broken lines showing of a filter body and threaded upper portion are included for the purpose of illustrating and form no part of the claimed design.