Portable power source
Latest SHENZHEN HELLO TECH ENERGY CO., LTD. Patents:
Description
The broken lines in the figures depict portions of the article which form no part of the claimed design.
Claims
The ornamental design for a portable power source, as shown and described.
Referenced Cited
U.S. Patent Documents
D585852 | February 3, 2009 | Chen |
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Patent History
Patent number: D837733
Type: Grant
Filed: Aug 22, 2017
Date of Patent: Jan 8, 2019
Assignee: SHENZHEN HELLO TECH ENERGY CO., LTD. (Shenzhen)
Inventor: Wei Bai (Shenzhen)
Primary Examiner: Rosemary K Tarcza
Assistant Examiner: Nathaniel D. Buckner
Application Number: 29/614,683
Type: Grant
Filed: Aug 22, 2017
Date of Patent: Jan 8, 2019
Assignee: SHENZHEN HELLO TECH ENERGY CO., LTD. (Shenzhen)
Inventor: Wei Bai (Shenzhen)
Primary Examiner: Rosemary K Tarcza
Assistant Examiner: Nathaniel D. Buckner
Application Number: 29/614,683
Classifications