USD903847SActiveUtility

Air purifier

71
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Mar 27, 2019Filed: Mar 27, 2019Granted: Dec 1, 2020
Est. expiryMar 27, 2039(~12.7 yrs left)· nominal 20-yr term from priority
Inventors:Alonso M. HernandezBrian D. GaleNicolas A. Echeverri
71
PatentIndex Score
11
Cited by
14
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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