Blood filter

FIG. 1 is a front view of a first embodiment of a blood filter showing our new design;

FIG. 2 is a right side view of the blood filter of FIG. 1 , the left side view being a mirror image;

FIG. 3 is a top view of the blood filter of FIG. 1 , the bottom view being a mirror image;

FIG. 4 is a rear view of the blood filter of FIG. 1 ;

FIG. 5 is a front view of a second embodiment of a blood filter showing our new design;

FIG. 6 is a right side view of the blood filter of FIG. 5 , the left side view being a mirror image;

FIG. 7 is a top view of the blood filter of FIG. 5 , the bottom view being a mirror image;

FIG. 8 is a rear view of the blood filter of FIG. 5 ;

FIG. 9 is a front view of a third embodiment of a blood filter showing our new design;

FIG. 10 is a left side view of the blood filter of FIG. 9 , the right side view being a mirror image;

FIG. 11 is a top view of the blood filter of FIG. 9 ; the bottom view being a mirror image;

FIG. 12 is a rear view of the blood filter of FIG. 9 ;

FIG. 13 is a front view of a fourth embodiment of a blood filter showing our new design;

FIG. 14 is a left side view of the blood filter of FIG. 13 , the right side view being a mirror image;

FIG. 15 is a top view of the blood filter of FIG. 13 ; the bottom view being a mirror image; and,

FIG. 16 is a rear view of the blood filter of FIG. 13 .

In the drawings, the broken lines are for the purpose of illustrating environment only and form no part of the claimed design.