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The ornamental design for a personal air purifier, as shown and described.
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FIG. 1 is a front perspective view of a personal 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 right side view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a top view thereof; and,
FIG. 8 is a bottom view thereof.
The broken lines in FIGS. 1-8 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 |
Sep 30 2004 | Sharper Image Corporation | (assignment on the face of the patent) | / | |||
Jan 18 2005 | CHRISTIANSON, TRISTAN M | Sharper Image Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015627 | /0830 | |
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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