USD493953SExpiredUtility
Shoe spike
Priority: Mar 19, 2003Filed: Mar 19, 2003Granted: Aug 10, 2004
Est. expiryMar 19, 2023(expired)· nominal 20-yr term from priority
Inventors:Feng-Cheng Chang
67
PatentIndex Score
16
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a “shoe spike,” as shown and described.
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