USD257730SExpiredUtility
Prop for flat files
Individually held — no corporate assignee on recordPriority: Nov 23, 1977Filed: Nov 23, 1977Granted: Dec 30, 1980
Est. expiryNov 23, 1997(expired)· nominal 20-yr term from priority
Inventors:Cheston L. Eshelman
29
PatentIndex Score
1
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a prop for flat files, substantially as shown and described.
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