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The ornamental design for a room air purifier, as shown and described.
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FIG. 1 is a perspective view of a room air purifier showing the new design;
FIG. 2 is a right side view thereof, the left side view thereof being a mirror image of the left side view shown;
FIG. 3 is a front view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a back view thereof; and,
FIG. 6 is a bottom view thereof.
The surface shading illustrated in the drawings is provided merely to highlight the contour of design; it is not intended to be illustrative of texture or gloss.
The broken line showing is included for the purpose of illustration and forms no part of the claimed design.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 21 2005 | 3M Innovative Properties Company | (assignment on the face of the patent) | / | |||
Aug 10 2005 | CARLSON, CASEY L | 3M Innovative Properties Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016635 | /0471 |
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