USD481467SExpiredUtility

Transparent staircase

50
Priority: Feb 10, 2003Filed: Feb 10, 2003Granted: Oct 28, 2003
Est. expiryFeb 10, 2023(expired)· nominal 20-yr term from priority
Inventors:Bernard Brice
50
PatentIndex Score
10
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
I claim the ornamental design for a transparent staircase, as shown and described.

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