USD659910SExpiredUtility
Heat insulating cover
Individually held — no corporate assignee on recordPriority: Dec 12, 2001Filed: Jun 13, 2011Granted: May 15, 2012
Est. expiryDec 12, 2021(expired)· nominal 20-yr term from priority
Inventors:Patricia A. Cisar
F01N 13/148F01N 2590/04
40
PatentIndex Score
1
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a heat insulating cover, as shown.
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