USD252853SExpiredUtility
Display box
Individually held — no corporate assignee on recordPriority: May 11, 1977Filed: May 11, 1977Granted: Sep 11, 1979
Est. expiryMay 11, 1997(expired)· nominal 20-yr term from priority
Inventors:Martin Perkins
51
PatentIndex Score
9
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a display box, substantially as shown and described.
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