USD597070SActiveUtility
Headphone
Est. expiryApr 24, 2028(~1.8 yrs left)· nominal 20-yr term from priority
Inventors:Qi-Sheng Zheng
95
PatentIndex Score
102
Cited by
20
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for headphone, as shown.Join the waitlist — get patent alerts
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