USD529184SExpiredUtility
Filter block
Est. expirySep 1, 2024(expired)· nominal 20-yr term from priority
49
PatentIndex Score
10
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a filter block, as shown and described.Join the waitlist — get patent alerts
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