USD300365SExpiredUtility

Step ladder

67
Assignee: EMERSON ELECTRIC COPriority: Apr 14, 1986Filed: Apr 14, 1986Granted: Mar 21, 1989
Est. expiryApr 14, 2006(expired)· nominal 20-yr term from priority
Inventors:Claude R. Wallick, Jr.Thomas J. Schmitt
67
PatentIndex Score
11
Cited by
1
References
1
Claims

Claims

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

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