Patent
   D449592
Priority
Feb 25 1999
Filed
Nov 17 1999
Issued
Oct 23 2001
Expiry
Oct 23 2015
Assg.orig
Entity
unknown
29
22
n/a
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.

Koss, Michael J., Mlodzikowski, Allan G., Schneider, Jennifer R.

Patent Priority Assignee Title
D541412, May 25 2006 McKeon Products, Inc. Ear plug
D576610, Jul 27 2007 Unobstructed ambient sound audio ear insert
D583927, Dec 14 2006 MCKEON PRODUCTS, INC Ear plug
D584398, Dec 14 2006 McKeon Products, Inc. Ear plug
D589135, Oct 31 2005 McKeon Products, Inc. Ear plug
D595837, Dec 14 2006 MCKEON PRODUCTS, INC Ear plug
D601134, Feb 10 2009 HEWLETT-PACKARD DEVELOPMENT COMPANY, L P Earbud for a communications headset
D606648, Sep 22 2008 McKeon Products, Inc. Earplug
D632677, Apr 02 2010 3M Innovative Properties Company Ear bud body shape
D632678, Apr 02 2010 3M Innovative Properties Company Ear bud shaft and taper
D643415, May 01 2010 Partially occluding ergonomic earbud adapter
D659126, Jul 29 2011 Miniature headphone
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D686197, Feb 23 2012 KURTZ, JON R , MR Cover for earbuds
D693792, Jun 06 2012 Hook for ear piece
D707201, Mar 15 2013 LIGHTSPEED AVIATION, INC Earbud
D717273, May 03 2013 3M Innovative Properties Company Ear tip
D721678, May 03 2013 3M Innovative Properties Company Ear tip
D729764, Mar 15 2013 LIGHTSPEED AVIATION, INC. Earbud
D751053, Sep 11 2014 LG Electronics Inc. Earphone
D757925, May 20 2014 3M Innovative Properties Company Earplug tip
D759802, May 20 2014 3M Innovative Properties Company Earplug tip
D760372, Aug 15 2014 Ear plug
D813373, Aug 26 2015 ONE OFF, LLC Ear plug
D813844, Jul 20 2015 SKULLCANDY, INC Headphone
D897478, Jul 10 2018 Cylindrical trigger dampening absorber
D922987, Aug 24 2020 CHARJENPRO Ear tip with three layer sleeves
D926914, Jul 10 2018 Cylindrical trigger dampening absorber
D934374, Jul 10 2018 Cylindrical trigger dampening absorber
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 17 1999Koss Corporation(assignment on the face of the patent)
Jul 20 2010Koss CorporationJPMORGAN CHASE BANK, N A SECURITY AGREEMENT0251260203 pdf
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