USD480146SExpiredUtility
Spine board
Priority: Jan 9, 2003Filed: Jan 9, 2003Granted: Sep 30, 2003
Est. expiryJan 9, 2023(expired)· nominal 20-yr term from priority
Inventors:John Stuart Crutchfield
63
PatentIndex Score
16
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a spine board, as shown and described.
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