USD502553SExpiredUtility
Step block
Priority: Aug 26, 2003Filed: Aug 26, 2003Granted: Mar 1, 2005
Est. expiryAug 26, 2023(expired)· nominal 20-yr term from priority
Inventors:Daniel R. Sorheim
50
PatentIndex Score
7
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a step block, substantially as shown and described.
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