USD397228SExpiredUtility

Step ladder

58
Assignee: WERNER COPriority: Jun 5, 1997Filed: Jun 5, 1997Granted: Aug 18, 1998
Est. expiryJun 5, 2017(expired)· nominal 20-yr term from priority
Inventors:Randall BellWalter B. HerbstEric C. HorneEdward E. Heald
58
PatentIndex Score
10
Cited by
21
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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