USD309341SExpiredUtility
Spill containment system trough unit with weir flange
Individually held — no corporate assignee on recordPriority: Feb 4, 1987Filed: Feb 4, 1987Granted: Jul 17, 1990
Est. expiryFeb 4, 2007(expired)· nominal 20-yr term from priority
Inventors:William T. Breadmont
54
PatentIndex Score
10
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a spill containment system trough unit with weir flange, as shown.
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