USD509893SExpiredUtility
Round diffuser well
Est. expiryFeb 2, 2024(expired)· nominal 20-yr term from priority
Inventors:Earl Vaughn Sevy
95
PatentIndex Score
65
Cited by
16
References
1
Claims
Claims
exact text as granted — not AI-modifiedI claim the ornamental design for a round diffuser well, as shown and described.
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