USD389588SExpiredUtility

Stair tread having a slip-resistant surface

Assignee: HARSCO CORPPriority: Nov 8, 1996Filed: Nov 8, 1996Granted: Jan 20, 1998

Est. expiryNov 8, 2016(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design of a stair tread having a slip-resistant surface, as shown and described.

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