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Publication numberUSD449592 S1
Publication typeGrant
Application numberUS 29/114,079
Publication dateOct 23, 2001
Filing dateNov 17, 1999
Priority dateFeb 25, 1999
Also published asUSD444141
Publication number114079, 29114079, US D449592 S1, US D449592S1, US-S1-D449592, USD449592 S1, USD449592S1
InventorsMichael J. Koss, Allan G. Mlodzikowski, Jennifer R. Schneider
Original AssigneeKoss Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Stereophone ear plug insert
US D449592 S1
Abstract  available in
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  1. The ornamental design for a stereophone ear plug insert, as shown and described.

FIG. 1 is a front perspective view of a stereophone ear plug insert showing our new design;

FIG. 2 is a side elevational view thereof, with the opposite side being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a front view thereof.

The broken lines shown in all figures are for illustrative environmental purposes only and form no part of the claimed design.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD670275Nov 6, 2012Superior Communications, Inc.Square headset
USD707201Mar 15, 2013Jun 17, 2014Lightspeed Aviation, Inc.Earbud
USD729764Mar 26, 2014May 19, 2015Lightspeed Aviation, Inc.Earbud
USD751053 *Feb 24, 2015Mar 8, 2016Lg Electronics Inc.Earphone
USD757925 *May 20, 2014May 31, 20163M Innovative Properties CompanyEarplug tip
U.S. ClassificationD14/223