Patent
   D242743
Priority
Aug 28 1975
Filed
Aug 28 1975
Issued
Dec 14 1976
Expiry
Dec 14 1990
Assg.orig
Entity
unknown
20
6
n/a
The ornamental design for an ear plug, substantially as shown and described.

FIG. 1 is a perspective view taken from the smaller end of the ear plug towards the enlarged outer end, and showing my new design;

FIG. 2 is a side elevational view;

FIG. 3 is an end elevational view taken from the smaller end; and

FIG. 4 is an end elevational view taken from the larger end.

Leight, Charles

Patent Priority Assignee Title
6484726, Jun 30 2000 3M Innovative Properties Company Articulating earplug
7712469, Apr 15 2004 HONEYWELL SAFETY PRODUCTS USA, INC Detectable earplug and cord
D253723, Feb 06 1978 Ear plug
D264249, Sep 10 1979 Ear plug
D265129, Sep 10 1979 Ear plug with flanges
D371193, May 16 1994 Cabot Safety Intermediate Corporation Hearing protective earplug
D445893, Nov 06 2000 3M Innovative Properties Company Earplug
D445894, Nov 06 2000 3M Innovative Properties Company Earplug
D524937, Apr 23 2004 3M Innovative Properties Company Hearing protection device
D528204, Apr 23 2004 3M Innovative Properties Company Hearing protection device
D590055, Apr 28 2008 Just Plugs, LLC Ear plug
D591416, May 30 2008 Ear plug
D636484, Oct 22 2009 HONEYWELL SAFETY PRODUCTS USA, INC Earplug
D637284, Nov 08 2002 ResMed Pty Ltd Forehead pad
D654163, Oct 22 2009 Honeywell International Inc. Earplug
D717426, Nov 08 2002 ResMed Pty Ltd Forehead pad
D740931, Nov 08 2002 ResMed Pty Ltd Forehead pad
D788906, May 13 1920 Ear Labs AB Ear plug for swimmers
D940297, Jul 12 2019 VIGAMED PRODUCTS PVT LTD Female condom
D942610, Dec 03 2020 Ear Labs AB Ear plug
Patent Priority Assignee Title
1040404,
186422,
2393005,
3259128,
955276,
235483,
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule