Patent
   D492765
Priority
Jan 18 2002
Filed
Feb 04 2003
Issued
Jul 06 2004
Expiry
Jul 06 2018
Assg.orig
Entity
unknown
19
12
n/a
The ornamental design for an earplug, as shown and described.

FIG. 1 is a perspective view of an earplug showing my new design;

FIG. 2 is a side elevational view thereof, all other side views being mirror images thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

Falco, Robert

Patent Priority Assignee Title
10660797, May 20 2014 3M Innovative Properties Company Push-to-fit earplug having an array of cavities
9807521, Oct 22 2004 ALAN J WERNER, JR Method and apparatus for intelligent acoustic signal processing in accordance with a user preference
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D757925, May 20 2014 3M Innovative Properties Company Earplug tip
D759802, May 20 2014 3M Innovative Properties Company Earplug tip
D760905, Jul 08 2015 MMD HONG KONG HOLDING LIMITED Mushroom form ear tip
D768860, Jul 08 2015 MMD HONG KONG HOLDING LIMITED Tree form ear tip
D798434, May 20 2014 3M Innovative Properties Company Earplug
D798435, May 20 2014 3M Innovative Properties Company Earplug
D846124, Apr 18 2017 Sonova AG Hearing aid
D851770, Jan 23 2018 Hearing aid
D852363, Jan 23 2018 Hearing aid
D931437, Sep 05 2020 SHENZHEN YUNDE TECHNOLOGY CO., LTD. Double layer soundproof earplug
D941459, Jul 23 2020 Otto Engineering, Inc. Ear tip
D968362, Aug 19 2021 Shenzhen Apwill Electronic Co., Ltd. Earphone
D968372, May 24 2021 Shenzhen Taipuda Technology Co., Ltd. Earphone
D975676, Mar 08 2022 Baolian Guo Wireless earphone
Patent Priority Assignee Title
4314553, Aug 08 1979 Dalloz Safety AB Earplug and earplug set
4867149, Mar 29 1985 Cabot Safety Intermediate Corporation Earplugs
5819745, Aug 16 1994 House Ear Institute Pressure-regulating ear plug
6286622, Jan 19 1998 SIMPLY SILENCE SIMSIN B V Hearing protector
195322,
D298356, Aug 22 1985 Cabot Safety Intermediate Corporation Earplug or similar article
D402752, Aug 15 1996 3M Innovative Properties Company Hearing protective device
D414260, Nov 10 1997 CK European Limited Earplug
D427304, Oct 08 1998 Moldex-Metric, Inc Earplug
D436164, Sep 17 1999 3M Innovative Properties Company Earplug
D466995, Nov 28 2001 3M Innovative Properties Company Earplug
D472627, Oct 16 2001 3M Innovative Properties Company Earplug
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Feb 04 2003Cabot Safety Intermediate Corporation(assignment on the face of the patent)
Apr 20 2004Cabot Safety Intermediate CorporationDEUTSCHE BANK AG, NEW YORK BRANCHSECURITY AGREEMENT0152930386 pdf
Mar 24 2006Cabot Safety Intermediate CorporationBANK OF AMERICA, N A , AS SECOND LIEN COLLATERAL AGENTSECURITY AGREEMENT0174350764 pdf
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Mar 24 2006DEUTSCHE BANK AG, NEW YORK BRANCHCabot Safety Intermediate CorporationRELEASE OF SECURITY INTEREST0176260347 pdf
Jun 01 2007BANK OF AMERICA, N A , AS FIRST LIEN COLLATERAL AGENTCabot Safety Intermediate CorporationRELEASE OF FIRST LIEN SECURITY INTEREST AT REEL FRAME NO 17435 07210195110914 pdf
Jun 01 2007Cabot Safety Intermediate CorporationBANK OF AMERICA, N A , AS FIRST LIEN COLLATERAL AGENTGRANT OF FIRST LIEN SECURITY INTEREST IN UNITED STATES PATENTS AND TRADEMARKS0195200001 pdf
Apr 01 2008BANK OF AMERICA, N A Cabot Safety Intermediate CorporationRELEASE OF FIRST LIEN SECURITY INTEREST AT REEL FRAME NO 19520 00010207330440 pdf
Apr 01 2008BANK OF AMERICA, N A Cabot Safety Intermediate CorporationRELEASE OF SECOND LIEN SECURITY INTEREST AT REEL FRAME NO 17435 07640207330510 pdf
Sep 26 2008Cabot Safety Intermediate CorporationCabot Safety Intermediate LLCCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0219760611 pdf
Dec 08 2008Cabot Safety Intermediate LLC3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0220430189 pdf
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