Patent
   D836543
Priority
Jan 13 2017
Filed
May 02 2017
Issued
Dec 25 2018
Expiry
Dec 25 2033
Assg.orig
Entity
unknown
26
19
n/a
The ornamental design for a portable power source, as shown and described.

FIG. 1 is a front elevational view of a portable power source showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear top, left perspective view thereof;

FIG. 8 is a front, bottom, left perspective view thereof;

FIG. 9 is a rear elevational view thereof showing the power source ready for use; and,

FIG. 10 is a front, bottom, left perspective view thereof showing the power source ready for use.

The broken lines in FIGS. 6, 8 and 10 depict features of the portable power source that form no part of the claimed design.

Bai, Wei, Sun, Zhongwei

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 20 2017SUN, ZHONGWEISHENZHEN HELLO TECH ENERGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0422100341 pdf
Apr 20 2017BAI, WEISHENZHEN HELLO TECH ENERGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0422100341 pdf
May 02 2017Shenzhen Hello Tech Energy Co., Ltd.(assignment on the face of the patent)
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