USD258839SExpiredUtility

Ladder step

83
Individually held — no corporate assignee on recordPriority: Aug 30, 1978Filed: Aug 30, 1978Granted: Apr 7, 1981
Est. expiryAug 30, 1998(expired)· nominal 20-yr term from priority
Inventors:Wayne R. Broyles
83
PatentIndex Score
21
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ladder step, substantially as shown.

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