USD453168SExpiredUtility
Air pump
Priority: Jul 20, 2001Filed: Jul 20, 2001Granted: Jan 29, 2002
Est. expiryJul 20, 2021(expired)· nominal 20-yr term from priority
Inventors:John Chou
63
PatentIndex Score
13
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for air pump, as shown and described.
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