USD758558SActiveUtility

Air filtration device

55
Assignee: ILLINOIS TOOL WORKSPriority: Mar 10, 2014Filed: Mar 10, 2014Granted: Jun 7, 2016
Est. expiryMar 10, 2034(~7.6 yrs left)· nominal 20-yr term from priority
Inventors:Stephen J. McphilliamyAntonio BeltonJohn WhiteRyan L. Francis
55
PatentIndex Score
6
Cited by
146
References
1
Claims

Claims

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

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