Headphone charging case
In the drawings, the broken lines depict portions of the headphone charging case that form no part of the claimed design. In
Claims
The ornamental design for a headphone charging case, as shown and described.
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Type: Grant
Filed: Jan 8, 2020
Date of Patent: May 25, 2021
Inventor: Xiaoqian Xie (Zhuzhou)
Primary Examiner: Kendra Leslie Hamilton
Assistant Examiner: Amanda Christensen
Application Number: 29/719,963