USD535654SExpiredUtility

Audience participation device

Assignee: BEAMISH DARINPriority: Nov 1, 2004Filed: Nov 1, 2004Granted: Jan 23, 2007
Est. expiryNov 1, 2024(expired)· nominal 20-yr term from priority
50
PatentIndex Score
9
Cited by
13
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for an audience participation device, as shown and described.

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