Air filter

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Description

FIG. 1 is a top perspective view of the claimed design;

FIG. 2 is a bottom perspective view of the claimed design of FIG. 1;

FIG. 3 is a top view of the claimed design of FIG. 1;

FIG. 4 is a bottom view of the claimed design of FIG. 1;

FIG. 5 is a front view of the claimed design of FIG. 1, the rear view being a mirror image of FIG. 5; and,

FIG. 6 is a left side view of the claimed design of FIG. 1, the right side view being a mirror image of FIG. 6.

Any broken lines in the drawings and unshaded surfaces between the broken lines illustrate portions of the air filter that form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
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3277876 October 1966 Abts
3589108 June 1971 Dingel et al.
4861359 August 29, 1989 Tettman
5102436 April 7, 1992 Grabowski
D326706 June 2, 1992 Karlsson
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5688299 November 18, 1997 Goodwin
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6374815 April 23, 2002 Ness et al.
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D520620 May 9, 2006 Wang
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8157880 April 17, 2012 Muenkel
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8206483 June 26, 2012 Rieger
8486174 July 16, 2013 Gieseke et al.
D690407 September 24, 2013 Williams et al.
Other references
  • Art Filter Cartridge sold by Briggs & Stratton prior to Feb. 11, 2010, 2 pages.
  • Product Styles, 2010 FRAM Product Reference Catalog, 33 pages.
  • Air Filter Cartridge sold by Briggs & Stratton prior to Feb. 11, 2010, 2 pages.
Patent History
Patent number: D706831
Type: Grant
Filed: Feb 11, 2011
Date of Patent: Jun 10, 2014
Assignee: Briggs & Stratton Corporation (Wauwatosa, WI)
Inventor: Michael Schultz (Menomonee Falls, WI)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Aman
Application Number: 29/385,370
Classifications
Current U.S. Class: Element Or Attachment (D15/5)