USD401597SExpiredUtility
Shallow cylindrical air filter with top and side filtering areas
Est. expiryNov 10, 2017(expired)· nominal 20-yr term from priority
71
PatentIndex Score
18
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a shallow cylindrical air filter with top and side filtering areas, as shown and described.
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