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Publication numberUSD652910 S1
Publication typeGrant
Application numberUS 29/331,804
Publication dateJan 24, 2012
Filing dateFeb 2, 2009
Priority dateFeb 2, 2009
Publication number29331804, 331804, US D652910 S1, US D652910S1, US-S1-D652910, USD652910 S1, USD652910S1
InventorsDean R. Duffy
Original Assignee3M Innovative Properties Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Filter cartridge
US D652910 S1
Abstract  available in
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  1. The ornamental design for a filter cartridge, as shown and described.

FIG. 1 is a front perspective view of a filter cartridge, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof; and,

FIG. 4 is a side view thereof.

The broken lines, showing portions of a filter cartridge, are included for the purpose of illustrating environmental structure and form no part of the claimed design.

Non-Patent Citations
13M 2091 Filter Cartridge.
23M 2135 Filter Cartridge.
33M 60921 Filter Cartridge.
43M 7001K-100 Filter Cartridge.
5AOSafety Conform 8000 Filter Cartridge.
6Conwed Thermanet® web literature, retrieved from the Internet on Jul. 8, 2009,
7MSA Flexi-Filter P100 Filter Cartridge.
8North 75FFP100 Filter Cartridge.
9North 75FFP100 Filter Cartridge—discontinued version.
10North Safety Respiratory Protection Catalog, p. 16, retrieved from the internet on Jan. 19, 2009,
11Product sample of Conwed Thermanet.
U.S. ClassificationD24/110.1