USD847781SActiveUtility

Headphone

72
Assignee: DONGGUAN LISONG ELECTRONICS CO LTDPriority: May 5, 2017Filed: May 5, 2017Granted: May 7, 2019
Est. expiryMay 5, 2037(~10.7 yrs left)· nominal 20-yr term from priority
Inventors:Daofeng Chen
72
PatentIndex Score
21
Cited by
44
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a headphone, as shown and described.

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