USD673519SActiveUtility
Headphone
Assignee: SHENZHEN KAI JU YUAN TECHNOLOGY CO LTDPriority: Sep 9, 2011Filed: Sep 9, 2011Granted: Jan 1, 2013
Est. expirySep 9, 2031(~5.2 yrs left)· nominal 20-yr term from priority
Inventors:Chao Tan
93
PatentIndex Score
78
Cited by
19
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design of a headphone, as shown and described.
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