USD379850SExpiredUtility

Irrigation water drainage unit

45
Individually held — no corporate assignee on recordPriority: May 2, 1995Filed: May 2, 1995Granted: Jun 10, 1997
Est. expiryMay 2, 2015(expired)· nominal 20-yr term from priority
Inventors:Neal Nelson
45
PatentIndex Score
8
Cited by
16
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an irrigation water drainage unit, as shown.

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