USD669450SActiveUtility

Headphone

87
Assignee: KATSUMATA KENJIPriority: Aug 12, 2011Filed: Feb 10, 2012Granted: Oct 23, 2012
Est. expiryAug 12, 2031(~5.1 yrs left)· nominal 20-yr term from priority
Inventors:Kenji Katsumata
87
PatentIndex Score
36
Cited by
33
References
1
Claims

Claims

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

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