USD661682SActiveUtility
Public address system
Individually held — no corporate assignee on recordPriority: Jul 5, 2011Filed: Jul 5, 2011Granted: Jun 12, 2012
Est. expiryJul 5, 2031(~4.9 yrs left)· nominal 20-yr term from priority
Inventors:Theodore A. Polito
18
PatentIndex Score
3
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a public address system, as shown and described.
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