Air cleaner

Description

FIG. 1 is a perspective view of a first embodiment of an air cleaning device, showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a right view thereof;

FIG. 4 is a left view thereof; and,

FIG. 5 is a top or bottom view thereof.

The phantom line shown in the drawings forms no part of the claimed design(s).

Claims

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

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Inventors:	Zhang; Zhiqun (Roseville, MN), Swinehart; Robert M. (Marine on St. Croix, MN)
Assignee:	3M Innovative Properties Company (St. Paul, MN)
Appl. No.:	D/171,315
Filed:	November 20, 2002

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Current U.S. Class:	D23/364
Current International Class:	2304
Field of Search:	;D23/364,365,355 ;55/504,473

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References Cited [Referenced By]

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U.S. Patent Documents

3458794	July 1969	Bohnstedt et al.
D377213	January 1997	Wang
D379220	May 1997	Ellwood
D388510	December 1997	Rick et al.
D395146	June 1998	Miller et al.
5762667	June 1998	Pippel et al.
5800583	September 1998	Pippel et al.
D399943	October 1998	Ko
D402022	December 1998	Termeer et al.
D426293	June 2000	Tounsi et al.
D434483	November 2000	Pinchuk
D449097	October 2001	Smith et al.
D450377	November 2001	Terpko et al.
6315821	November 2001	Pillion et al.
D459458	June 2002	Pillion et al.

Primary Examiner: Taylor; Robin V.
Attorney, Agent or Firm: Griswold; Gary L. Sprague; Robert W. Bond; William J.