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The ornamental design for an air purifier, as shown and described.
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FIG. 1 is a front perspective view of an air purifier, showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is a left side view thereof.
A right side view is a mirror image of the left side view shown in FIG. 7.
The switch on the top in broken lines is for illustrative purposes only and forms no part of the claimed design.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Sep 30 2003 | Sharper Image Corporation | (assignment on the face of the patent) | / | |||
Sep 30 2003 | CHRISTIANSON, TRISTAN M | Sharper Image Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014572 | /0789 | |
Jan 23 2006 | Sharper Image Corporation | Sharper Image Corporation | CHANGE OF ADDRESS | 021617 | /0955 | |
May 29 2008 | Sharper Image Corporation | SHARPER IMAGE ACQUISITION LLC, A DELAWARE LIMITED LIABILITY COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 021640 | /0059 |
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