USD552225SExpiredUtility
Air cleaner
Est. expiryMar 9, 2026(expired)· nominal 20-yr term from priority
72
PatentIndex Score
19
Cited by
42
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for an air cleaner, as shown and described.Join the waitlist — get patent alerts
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