Air filter

Description

FIG. 1 is a front elevation view of the design according to an embodiment of the invention.

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a front, right, and top perspective view thereof;

FIG. 8 is a back, left, and bottom perspective view thereof;

FIG. 9 is an enlarged, partial view of the front, right, and top perspective view of FIG. 7;

FIG. 10 is an enlarged, partial front, left, and top perspective view of the invention;

FIG. 11 is a cross-section of the design taken along line 11--11 as shown in FIG. 1; and,

FIG. 12 is a cross-section of the design taken along line 12--12 as shown in FIG. 1.

The features shown in broken lines depict environmental subject matter only and form no part of the claimed design.

Claims

CLAIM The ornamental design for an air filter, as shown and described.

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Inventors:	Kawano; Eizou (Ibaraki, JP), Yano; Youzou (Ibaraki, JP), Tagou; Takashi (Ibaraki, JP), Suzuki; Akio (Ibaraki, JP)
Assignee:	Nitto Denko Corporation (Osaka, JP)
Appl. No.:	D/335,714
Filed:	April 20, 2009

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Related U.S. Patent Documents

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	Application Number	Filing Date	Patent Number	Issue Date
	29286071	Apr 19, 2007	D593189

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Foreign Application Priority Data

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Oct 19, 2006 [JP]			2006-028402
Oct 19, 2006 [JP]			2006-028403
Oct 19, 2006 [JP]			2006-028405
Oct 19, 2006 [JP]			2006-028412
Oct 19, 2006 [JP]			2006-028416

Current U.S. Class:	D23/365
Current International Class:	2304
Field of Search:	;D23/365,363,358,386,354,341,364,209 ;55/385.3,502,497,498,506,505,521,495,422,493,415,DIG.30 ;138/39

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References Cited [Referenced By]

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U.S. Patent Documents

5238477	August 1993	Layton
D397777	September 1998	Mack, Jr.
D402356	December 1998	Hodge
D425189	May 2000	Gillingham et al.
D449100	October 2001	Sundet et al.
6464745	October 2002	Rivera et al.
D538418	March 2007	Pippel et al.
D548826	August 2007	Katta
2004/0194441	October 2004	Kirsch
2005/0284116	December 2005	Duffy
2006/0037296	February 2006	Duffy
2006/0053759	March 2006	Winters et al.
2008/0105126	May 2008	Kawano et al.

Primary Examiner: Nelson; T. Chase
Assistant Examiner: Muller; David G
Attorney, Agent or Firm: Osha .cndot. Liang LLP