Air filter

- K&N Engineering, Inc.
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Description

FIG. 1 is a top, front, right side perspective view of an exemplary embodiment of the present invention;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a bottom plan view thereof, the top plan view being identical;

FIG. 4 is a left side elevation view thereof, the right side elevation view being a mirror image; and,

FIG. 5 is rear elevation view thereof.

Claims

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

Referenced Cited
U.S. Patent Documents
2013038 September 1935 Dollinger
2044221 June 1936 Myers et al.
D145702 October 1946 Sanders
2966959 January 1961 Neumann
3470680 October 1969 Avera
4519823 May 28, 1985 Kinney et al.
5223011 June 29, 1993 Hanni
5512074 April 30, 1996 Hanni et al.
D386241 November 11, 1997 Nurse, Jr.
D402349 December 8, 1998 Gavin
6902603 June 7, 2005 Wiser et al.
D598088 August 11, 2009 Foerster
7938927 May 10, 2011 Sundvik et al.
Patent History
Patent number: D667099
Type: Grant
Filed: Jan 27, 2012
Date of Patent: Sep 11, 2012
Assignee: K&N Engineering, Inc. (Riverside, CA)
Inventors: Steve Williams (Beaumont, CA), Jere James Wall (Helendale, CA)
Primary Examiner: David Muller
Attorney: Rutan & Tucker, LLP
Application Number: 29/411,989
Classifications
Current U.S. Class: Filter (D23/365)