USD593189SActiveUtility

Air filter

77
Assignee: NITTO DENKO CORPPriority: Oct 19, 2006Filed: Apr 19, 2007Granted: May 26, 2009
Est. expiryOct 19, 2026(~0.2 yrs left)· nominal 20-yr term from priority
Inventors:Eizou KawanoYouzou YanoTakashi TagouAkio Suzuki
77
PatentIndex Score
24
Cited by
13
References
1
Claims

Claims

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

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