Patent Publication Number: US-D921868-S

Title: Air purifier

Description:
FIG. 1  is a front perspective view of a first embodiment of an air purifier, showing our new design; 
         FIG. 2  is a front view thereof; 
         FIG. 3  is a rear view thereof; 
         FIG. 4  is a left-side view thereof; 
         FIG. 5  is a right-side view thereof; 
         FIG. 6  is a top view thereof; 
         FIG. 7  is a bottom view thereof; 
         FIG. 8  is a bottom perspective view thereof; 
         FIG. 9  is an enlarged view of the portion  9  in  FIG. 1 ; and, 
         FIG. 10  is an enlarged view of the portion  10  in  FIG. 2 . 
       The even-dash broken lines illustrating portions of the air purifier form no part of the claimed design. The dot-dash broken lines encircling enlargement portions of the air purifier form no part of the claimed design.