USD597643SActiveUtility

Air purifier

60
Assignee: HEALTHLEAD CO LTDPriority: Jul 15, 2008Filed: Jul 15, 2008Granted: Aug 4, 2009
Est. expiryJul 15, 2028(~1.9 yrs left)· nominal 20-yr term from priority
Inventors:Yaogang Chen
60
PatentIndex Score
12
Cited by
13
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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