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Publication numberUSD578639 S1
Publication typeGrant
Application numberUS 29/282,267
Publication dateOct 14, 2008
Filing dateJul 16, 2007
Priority dateNov 9, 2005
Also published asCA115778S, CA121120S, CA121121S, CA121122S, USD550655, USD578637, USD578638
Publication number282267, 29282267, US D578639 S1, US D578639S1, US-S1-D578639, USD578639 S1, USD578639S1
InventorsRobert Falco
Original AssigneeCabot Safety Intermediate Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Earplug stem
US D578639 S1
Abstract  available in
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  1. I claim, the ornamental design for an earplug stem, as shown and described.

FIG. 1 is a side elevation view of an earplug stem, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a front elevation view thereof; and,

FIG. 6 is a rear perspective view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8121320Jun 26, 2008Feb 21, 2012Songbird Hearing, Inc.Hearing aid
US20090180653 *Jun 26, 2008Jul 16, 2009Sjursen Walter PHearing Aid
USD746432 *Jul 22, 2014Dec 29, 2015Ear Labs AbEar plug for water sports
USD760887 *Jul 22, 2014Jul 5, 2016Ear Labs AbEar plug for water sports
U.S. ClassificationD24/106
Cooperative ClassificationA61F11/08