Room air purifier
Marengo , et al. February 20, 2
U.S. patent number D537,156 [Application Number D/232,584] was granted by the patent office on 2007-02-20 for room air purifier. This patent grant is currently assigned to 3M Innovative Properties Company. Invention is credited to Carsten Asthelmer, Roberto Cini, Valentino Marengo, Paolo Pininfarina, Mauro Porcini.
| United States Patent | D537,156 |
| Marengo , et al. | February 20, 2007 |
Room air purifier
Claims
CLAIM The ornamental design for a room air purifier, as shown and described.
| Inventors: | Marengo; Valentino (Cambiano, IT), Cini; Roberto (Cambiano, IT), Asthelmer; Carsten (Cambiano, IT), Pininfarina; Paolo (Cambiano, IT), Porcini; Mauro (Milan, IT) |
|---|---|
| Assignee: | 3M Innovative Properties
Company (St. Paul, MN) |
| Appl. No.: | D/232,584 |
| Filed: | June 21, 2005 |
| Current U.S. Class: | D23/364 |
| Current International Class: | 2304 |
| Field of Search: | ;D23/355,364-5,356,359 |
References Cited [Referenced By]
U.S. Patent Documents
| D350191 | August 1994 | Tsuji |
| D379219 | May 1997 | Ellwood |
| D379220 | May 1997 | Ellwood |
| D388510 | December 1997 | Rick et al. |
| D395146 | June 1998 | Miller et al. |
| D495409 | August 2004 | Ke |
Attorney, Agent or Firm: Patchett; David B.
Description
FIG. 1 is a perspective view of a room air purifier showing the new design;
FIG. 2 is a front view thereof;
FIG. 3 is a right view thereof, the left side view thereof being a mirror image of the right side view shown;
FIG. 4 is a back view thereof;
FIG. 5 is a top 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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