FIG. 1 is a perspective view of the air purifier of the present invention;
FIG. 2 is a side elevational view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a top plan view thereof; and,
FIG. 5 is a bottom plan view thereof.
The broken line showing is included for the purpose of illustrating and forms no part of the claimed design.