USD912236SActiveUtility

Air purifier

Assignee: 3M INNOVATIVE PROPERTIES COPriority: Aug 19, 2019Filed: Aug 19, 2019Granted: Mar 2, 2021
Est. expiryAug 19, 2039(~13.1 yrs left)· nominal 20-yr term from priority
85
PatentIndex Score
23
Cited by
20
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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