USD375403SExpiredUtility
Backpack cooler
Est. expiryDec 13, 2015(expired)· nominal 20-yr term from priority
Inventors:Thomas J. Melk
94
PatentIndex Score
50
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14
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a backpack cooler, as shown and described.
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