USD658154SActiveUtility
Portable miniaturized audio amplifier
Est. expiryApr 29, 2031(~4.7 yrs left)· nominal 20-yr term from priority
29
PatentIndex Score
4
Cited by
15
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe design for the portable miniaturized audio amplifier, as shown in the attached drawings.
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