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Publication numberUSD623286 S1
Publication typeGrant
Application numberUS 29/353,990
Publication dateSep 7, 2010
Filing dateJan 18, 2010
Priority dateMay 27, 2009
Also published asUSD621030, USD641465
Publication number29353990, 353990, US D623286 S1, US D623286S1, US-S1-D623286, USD623286 S1, USD623286S1
InventorsRobert Nicolo Falco
Original Assignee3M Innovative Properties Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Earplug stem
US D623286 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 perspective view of an earplug stem, showing my new design,

FIG. 2 is a first side elevation view thereof, the opposite side being a mirror image thereof;

FIG. 3 is a second side elevation view thereof, the opposite side being a mirror image thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The broken lines illustrate environment only and form no part of the claimed design.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8291911May 17, 2010Oct 23, 20123M Innovative Properties CompanyEarplug
US8656927Sep 14, 2012Feb 25, 20143M Innovative Properties CompanyEarplug
US20100300460 *May 17, 2010Dec 2, 20103M Innovative Properties CompanyEarplug
USD658282Jan 18, 2010Apr 24, 20123M Innovative Properties CompanyEarplug tip
U.S. ClassificationD24/106
Cooperative ClassificationA61F11/08