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Patent
D939686
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Priority
Sep 27 2020
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Filed
Sep 27 2020
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Issued
Dec 28 2021
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Expiry
Dec 28 2036
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Assg.orig
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Entity
unknown
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5
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17
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n/a
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The ornamental design for a sleep earplug, as shown and described.
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FIG. 1 is a front, left side, top perspective view of a sleep earplug showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken lines depict portions of the sleep earplug that form no part of the claimed design.
Guo, Jianzhong
Patent |
Priority |
Assignee |
Title |
20120064845, |
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20160073192, |
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|
D436164, |
Sep 17 1999 |
3M Innovative Properties Company |
Earplug |
D492766, |
Jan 18 2002 |
3M Innovative Properties Company |
Earplug |
D549222, |
Jul 10 2006 |
JETVOX ACOUSTIC CORP. |
Earplug type earphone |
D559382, |
Mar 26 2007 |
R2 Development, LLC |
Earplug |
D592300, |
Sep 04 2008 |
|
Earplug |
D618333, |
May 21 2009 |
Moldex-Metric, Inc |
Earplug insert for dual mode operation |
D624999, |
Mar 11 2010 |
Moldex-Metric, Inc.; Moldex-Metric, Inc |
Earplug |
D645458, |
Aug 20 2010 |
Bose Corporation |
Earpiece |
D651302, |
Jan 18 2002 |
3M Innovative Properties Company |
Earplug |
D745135, |
May 29 2014 |
BUTLER, STEVEN DANIEL |
Earplug |
D773032, |
Dec 15 2014 |
Dolby Laboratories Licensing Corporation |
Earplug |
D866532, |
Oct 12 2017 |
LITTLE BIRD APS |
Earphone component |
D897522, |
Mar 10 2018 |
Loop bvba |
Ear plug |
D926162, |
Dec 19 2018 |
Bose Corporation |
Earbud |
D926163, |
Dec 21 2018 |
Bose Corporation |
Earbud |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a