USD316367SExpiredUtility
Ground stake for retaining irrigation conduit
Individually held — no corporate assignee on recordPriority: Dec 27, 1988Filed: Dec 27, 1988Granted: Apr 23, 1991
Est. expiryDec 27, 2008(expired)· nominal 20-yr term from priority
Inventors:Donald O. Olson
92
PatentIndex Score
37
Cited by
11
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for ground stake for retaining irrigation conduit, as shown and described.
Join the waitlist — get patent alerts
Track USD316367S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.