USD270604SExpiredUtility
Portable cooler
Individually held — no corporate assignee on recordPriority: May 11, 1981Filed: May 11, 1981Granted: Sep 20, 1983
Est. expiryMay 11, 2001(expired)· nominal 20-yr term from priority
Inventors:Donald A. Zauft
63
PatentIndex Score
16
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a portable cooler, as shown and described.
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