USD1089596SActiveUtility
Air purification unit
Est. expiryFeb 4, 2041(~14.5 yrs left)· nominal 20-yr term from priority
52
PatentIndex Score
2
Cited by
16
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for an air purification unit as shown and described.Join the waitlist — get patent alerts
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