Patent
   D920529
Priority
Jun 13 2019
Filed
Nov 01 2019
Issued
May 25 2021
Expiry
May 25 2036
Assg.orig
Entity
unknown
7
9
n/a
The ornamental design for a hair growth device, as shown and described.

FIG. 1 is a front and top perspective view of a hair growth device, showing my new design;

FIG. 2 is a rear and bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the figures illustrate portions of the hair growth device that form no part of the claimed design.

Liu, Jianwen

Patent Priority Assignee Title
D965159, Feb 07 2021 DONGGUAN LESCOLTON INTELLIGENT ELECTRICAL APPLIANCE CO , LTD Laser hair growth device
D970652, Dec 02 2021 LED face mask
D979779, Mar 04 2021 Kiierr International, LLC Light therapy cap
D981647, Jul 28 2020 Nail lamp
D989970, Sep 28 2020 Head therapy treatments equipment
ER4194,
ER8324,
Patent Priority Assignee Title
20170028216,
20180008839,
20190054311,
D777339, Nov 12 2015 WELLMIKE TECHNOLOGY CORPORATION Wearable phototherapy apparatus for hair and scalp treatment
D849959, Jul 28 2016 PhotonMD, Inc. Phototherapy cap
D872293, Jan 12 2018 Laser hair growth cap
D896977, Nov 02 2018 Phototherapy helmet
D897548, Apr 03 2020 DONGGUAN LESCOLTON INTELLIGENT ELECTRICAL APPLIANCE CO., LTD; DONGGUAN LESCOLTON INTELLIGENT ELECTRICAL APPLIANCE CO , LTD Hair growth helmet
D909595, Nov 20 2018 LG Electronics Inc Scalp treatment apparatus
/
Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 01 2019LIU, JIANWENDONGGUAN LESCOLTON INTELLIGENT ELECTRICAL APPLIANCE CO , LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0508860569 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule