Room air purifier

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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.

Claims

The ornamental design for a room air purifier, as shown and described.

Referenced Cited
U.S. Patent Documents
D350191 August 30, 1994 Tsuji
D379219 May 13, 1997 Ellwood
D379220 May 13, 1997 Ellwood
D388510 December 30, 1997 Rick et al.
D395146 June 16, 1998 Miller et al.
D495409 August 31, 2004 Ke
Patent History
Patent number: D537156
Type: Grant
Filed: Jun 21, 2005
Date of Patent: Feb 20, 2007
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Valentino Marengo (Cambiano), Roberto Cini (Cambiano), Carsten Asthelmer (Cambiano), Paolo Pininfarina (Cambiano), Mauro Porcini (Milan)
Primary Examiner: Robin Webster
Attorney: David B. Patchett
Application Number: 29/232,584
Classifications
Current U.S. Class: Air Cleaner (D23/364)