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Publication numberUSD613851 S1
Publication typeGrant
Application numberUS 29/283,669
Publication dateApr 13, 2010
Filing dateAug 21, 2007
Priority dateAug 21, 2007
Publication number283669, 29283669, US D613851 S1, US D613851S1, US-S1-D613851, USD613851 S1, USD613851S1
InventorsJohn M. Pilgrim, Thomas W. Holmquist-Brown
Original Assignee3M Innovative Properties Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Filter housing
US D613851 S1
Abstract  available in
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  1. The ornamental design for a filter housing, as shown and described.

FIG. 1 is a perspective view, showing the new design for a filter housing;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof, the left side being a mirror image thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The phantom line showing forms no part of the claimed design, and the surface shading lines are provided to illustrate contour only; they are not an indication of texture, gloss, etc.

Non-Patent Citations
1Picture of 3M 3000 Series Respirator.
2Picture of Daekook D8111 Respirator.
3Picture of Koken 1005R Respirator.
4Picture of Onnuri ONW8014 Respirator.
5Picture of Shigematsu Works Co. Ltd (STS) DRE30 Respirator.
U.S. ClassificationD24/110.1