Air filter assembly

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Description

FIG. 1 is a top isometric view of an air filter assembly showing my new design; and,

FIG. 2 is a top view of the air filter assembly.

The bottom and edge views of the air filter assembly are free of ornamentation.

The broken line showing is for illustrative purposes only and forms no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
3831765 August 1974 Flynn et al.
5230799 July 27, 1993 Willard et al.
5782944 July 21, 1998 Justice
5795361 August 18, 1998 Lanier et al.
6228152 May 8, 2001 Guerin et al.
Patent History
Patent number: D483103
Type: Grant
Filed: Mar 4, 2003
Date of Patent: Dec 2, 2003
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: Gail M. Dalzell (Somerset, WI)
Primary Examiner: Robin V. Taylor
Attorney, Agent or Law Firm: William L. Huebsch
Application Number: 29/177,082
Classifications
Current U.S. Class: Filter (D23/365)
International Classification: 2304;