Patent
   D939686
Priority
Sep 27 2020
Filed
Sep 27 2020
Issued
Dec 28 2021
Expiry
Dec 28 2036
Assg.orig
Entity
unknown
5
17
n/a
The ornamental design for a sleep earplug, as shown and described.

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
D961757, Apr 08 2021 Ear plug
D967396, Jan 25 2022 OLINS (SHENZHEN) TECHNOLOGY CO., LTD. Pair of noise reduction earplugs
D971414, Jan 31 2021 Sonova AG Hearing aid
ER2819,
ER380,
Patent Priority Assignee Title
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Sep 27 2020SHENZHEN WEIBEN TECHNOLOGY CO., LTD.(assignment on the face of the patent)
Sep 27 2020GUO, JIANZHONGSHENZHEN WEIBEN TECHNOLOGY CO LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0538950807 pdf
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