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I claim the ornamental design for an air purifier, as shown and described.
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FIG. 1 is a perspective view of an air purifier of the present invention;
FIG. 2 is a front view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a left side view thereof, the right side being a mirror image;
FIG. 5 is a back view thereof; and,
FIG. 6 is a top view thereof.
Any broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 27 2005 | ZHANG, JIONG HUI | SHANGHAI NEO TEC ELECTRON CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016657 | /0510 | |
Jun 01 2005 | Shanghai Neo Tec Electron Co., Ltd. | (assignment on the face of the patent) | / |
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