USD539309SExpiredUtility
Air compressor
Est. expiryAug 23, 2025(expired)· nominal 20-yr term from priority
48
PatentIndex Score
6
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for an air compressor, as shown.Join the waitlist — get patent alerts
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