USD877873SActiveUtility

Air purifier

82
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Apr 13, 2018Filed: Apr 13, 2018Granted: Mar 10, 2020
Est. expiryApr 13, 2038(~11.8 yrs left)· nominal 20-yr term from priority
82
PatentIndex Score
20
Cited by
27
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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