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Publication numberUSD658334 S1
Publication typeGrant
Application numberUS 29/378,575
Publication dateApr 24, 2012
Filing dateNov 5, 2010
Priority dateNov 5, 2010
Also published asCA140275S
Publication number29378575, 378575, US D658334 S1, US D658334S1, US-S1-D658334, USD658334 S1, USD658334S1
InventorsKonstantin Goranov, Albena Milencheva
Original AssigneeSalutaris Llp
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Protective air filtration device
US D658334 S1
Abstract  available in
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  1. The ornamental design for a protective air filtration device, as shown and described.

FIG. 1 is a front view of the protective air filtration device of the present invention;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a perspective view thereof.

The portions of the design depicted in broken lines form no part of the claimed design.

Non-Patent Citations
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Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8905034Nov 7, 2011Dec 9, 2014Salutaris LlpErgonomic protective air filtration devices and methods for manufacturing the same
USD668395 *Mar 20, 2012Oct 2, 2012Joseph Stork SmithBlackout mask cover
USD773121 *Oct 15, 2014Nov 29, 2016Binhua YuanMask
USD777988 *Dec 1, 2015Jan 31, 20173Rd Stone Design Inc.Mask
U.S. ClassificationD29/108