Air filter

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Description

FIG. 1 is a front perspective view from above of an embodiment of the claimed design;

FIG. 2 is a right side view thereof, the left side view being a mirror image of FIG. 2;

FIG. 3 is a front view thereof, the rear view being a mirror image of FIG. 3; and,

FIG. 4 is a top view thereof, the bottom view being a mirror image of FIG. 4.

Claims

We claim the ornamental design for an air filter, as shown and described.

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Patent History
Patent number: D656160
Type: Grant
Filed: Apr 15, 2009
Date of Patent: Mar 20, 2012
Assignee: Briggs & Stratton Corporation (Wauwatosa, WI)
Inventors: Edward T. Strommen (Menomonee Falls, WI), Christopher T. Horvat (Milwaukee, WI), Michael Plutte (Oak Creek, WI)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Aman
Attorney: Foley & Lardner LLP
Application Number: 29/335,441
Classifications
Current U.S. Class: Element Or Attachment (D15/5)