Patent
   D434139
Priority
Sep 17 1999
Filed
Sep 17 1999
Issued
Nov 21 2000
Expiry
Nov 21 2014
Assg.orig
Entity
unknown
11
31
n/a
The ornamental design for an earplug, as shown and described.

FIG. 1 illustrates an isometric view of the design for the earplug.

FIG. 2 illustrates a side view thereof, all other side views displaying the same image thereof.

FIG. 3 illustrates a bottom view thereof; and,

FIG. 4 illustrates a top view thereof.

The broken lines shown in the drawing are only provided to illustrate the environment of the design.

Foslien, Floyd L.

Patent Priority Assignee Title
9807521, Oct 22 2004 ALAN J WERNER, JR Method and apparatus for intelligent acoustic signal processing in accordance with a user preference
D467333, Nov 02 2001 3M Innovative Properties Company Earplug handle
D709608, Dec 19 2012 Naptime, LLC Earplug accessory
D709609, Dec 19 2012 Naptime, LLC Earplug accessory
D803192, May 25 2016 Eartip for earphone
D810272, Mar 04 2016 SACK IP LAW P C Ear plug having piston-like exterior
D831832, Feb 26 2016 Ear plug
D931437, Sep 05 2020 SHENZHEN YUNDE TECHNOLOGY CO., LTD. Double layer soundproof earplug
D932002, Sep 05 2020 SHENZHEN YUNDE TECHNOLOGY CO., LTD. Triple layer industrial earplug
D970719, Dec 15 2020 Earcleaning Company AB Ear plug
D974542, Aug 19 2021 Shenzhen Apwill Electronic Co., Ltd. Earplug
Patent Priority Assignee Title
2246737,
2393005,
2427664,
2487038,
2538339,
2619960,
2670738,
3097643,
3259128,
3415246,
3800791,
4034749, Dec 06 1973 Schering Aktiengesellschaft Intrauterine contraceptive device
4219018, Mar 29 1979 SIEBE NORTH, INC Earplug unit with inserter and tie
4314553, Aug 08 1979 Dalloz Safety AB Earplug and earplug set
4353364, Jan 18 1979 Ear acoustical attenuating device
4540063, Aug 03 1983 Park Trading Co., Ltd. Sound wave attenuation device
4867149, Mar 29 1985 Cabot Safety Intermediate Corporation Earplugs
4936411, Aug 19 1988 Cabot Safety Intermediate Corporation Detectable earplug
5249309, Sep 17 1992 Dalloz Safety AB Ear defender
5727566, Dec 20 1996 HONEYWELL SAFETY PRODUCTS USA, INC Trackable earplug
5819745, Aug 16 1994 House Ear Institute Pressure-regulating ear plug
5957136, Oct 08 1998 Moldex-Metric, Inc.; MOLDEX-METRIC, INC , A CALIFORNIA CORP Earplug
6021526, Aug 15 1996 3M Innovative Properties Company Hearing protection device
6056082, May 09 1997 3M Innovative Properties Company Ergonomic banded ear plug
CA578485,
195322,
239416,
D253723, Feb 06 1978 Ear plug
D298356, Aug 22 1985 Cabot Safety Intermediate Corporation Earplug or similar article
EP244979B1,
28560,
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 17 19993M Innovative Properties Company(assignment on the face of the patent)
Oct 08 1999FOSLIEN, FLOYD L 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0103130304 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule