USD656160SActiveUtility

Air filter

61
Individually held — no corporate assignee on recordPriority: Apr 15, 2009Filed: Apr 15, 2009Granted: Mar 20, 2012
Est. expiryApr 15, 2029(~2.7 yrs left)· nominal 20-yr term from priority
Inventors:Edward T. StrommenChristopher T. HorvatMichael Plutte
61
PatentIndex Score
19
Cited by
29
References
1
Claims

Claims

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

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