USD997329SActiveUtility

Air purification device

Assignee: PRAAN INCPriority: Apr 6, 2023Filed: Apr 6, 2023Granted: Aug 29, 2023
Est. expiryApr 6, 2043(~16.7 yrs left)· nominal 20-yr term from priority
47
PatentIndex Score
2
Cited by
20
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       We claim the ornamental design for an air purification device, as shown and described.

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