USD291826SExpiredUtility
Flow controller valve
Individually held — no corporate assignee on recordPriority: Jul 16, 1984Filed: Jul 16, 1984Granted: Sep 8, 1987
Est. expiryJul 16, 2004(expired)· nominal 20-yr term from priority
Inventors:Mitchell E. Maddock
49
PatentIndex Score
4
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a flow controller valve, as shown.
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