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Publication numberUSD636128 S1
Publication typeGrant
Application numberUS 29/348,352
Publication dateApr 12, 2011
Filing dateDec 24, 2009
Priority dateDec 24, 2009
Publication number29348352, 348352, US D636128 S1, US D636128S1, US-S1-D636128, USD636128 S1, USD636128S1
InventorsJeffrey D. Hancock, Dennis H. Hancock
Original AssigneeHancock Jeffrey D, Hancock Dennis H
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Dust mask
US D636128 S1
Abstract  available in
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  1. An ornamental design for a dust mask, as shown and described.

FIG. 1 is a front perspective view of a dust mask showing our new design, the person shown in broken lines forms no part of the claimed design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines on the mask represent conventional stitching. The crosshatch shading is understood to repeat throughout the indicated area.

U.S. ClassificationD29/108