USD576290SExpiredUtility

Step ladder

89
Assignee: COSCO MAN INCPriority: May 9, 2006Filed: May 9, 2006Granted: Sep 2, 2008
Est. expiryMay 9, 2026(expired)· nominal 20-yr term from priority
Inventors:Thomas J. MeyersPaul F. Meyers
89
PatentIndex Score
42
Cited by
17
References
1
Claims

Claims

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

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