USD948017SActiveUtility

Air purifier

94
Assignee: HEALTHLEAD CORPORATION LTDPriority: Dec 8, 2020Filed: Jan 8, 2021Granted: Apr 5, 2022
Est. expiryDec 8, 2040(~14.4 yrs left)· nominal 20-yr term from priority
Inventors:Yaogang ChenZhixue ZouYanshan Wu
94
PatentIndex Score
27
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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