USD568529SExpiredUtility

Pyramidal diffuser

Assignee: ACOUSTICS FIRST CORPPriority: Dec 30, 2005Filed: Dec 30, 2005Granted: May 6, 2008
Est. expiryDec 30, 2025(expired)· nominal 20-yr term from priority
80
PatentIndex Score
28
Cited by
6
References
1
Claims

Claims

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

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