USD397451SExpiredUtility
Section of a retaining wall with plantable blocks
Assignee: KEYSTONE RETAINING WALL SYSTEMS INCPriority: Jun 10, 1997Filed: Jun 10, 1997Granted: Aug 25, 1998
Est. expiryJun 10, 2017(expired)· nominal 20-yr term from priority
Inventors:J. Michael Stevenson
87
PatentIndex Score
50
Cited by
33
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a section of a retaining wall with plantable blocks, as shown and described.
Join the waitlist — get patent alerts
Track USD397451S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.