USD621959SActiveUtility

Portable stair platform

Assignee: KLOCKLER ALANPriority: Aug 14, 2006Filed: Feb 23, 2010Granted: Aug 17, 2010

Est. expiryAug 14, 2026(~0 yrs left)· nominal 20-yr term from priority

E06C 7/426

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Claims

exact text as granted — not AI-modified

The ornamental design for a portable stair platform, as shown and described.

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