USD843554SActiveUtility

Air purifier

67
Assignee: ENGELHARD ROLFPriority: Oct 14, 2014Filed: Oct 14, 2014Granted: Mar 19, 2019
Est. expiryOct 14, 2034(~8.2 yrs left)· nominal 20-yr term from priority
Inventors:Rolf Engelhard
67
PatentIndex Score
13
Cited by
73
References
1
Claims

Claims

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

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