Portable backup power supply
Description
Claims
The ornamental design for a portable backup power supply as shown and described.
Referenced Cited
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Patent History
Patent number: D1140849
Type: Grant
Filed: Nov 21, 2024
Date of Patent: Aug 11, 2026
Inventors: Yaohua Xie (Shenzhen), Junwei Liu (Shenzhen)
Primary Examiner: Khawaja Anwar
Assistant Examiner: Jorge Serrano Rodriguez
Application Number: 35/527,363
Type: Grant
Filed: Nov 21, 2024
Date of Patent: Aug 11, 2026
Inventors: Yaohua Xie (Shenzhen), Junwei Liu (Shenzhen)
Primary Examiner: Khawaja Anwar
Assistant Examiner: Jorge Serrano Rodriguez
Application Number: 35/527,363
Classifications
