USD664425SActiveUtility
Clamshell
Individually held — no corporate assignee on recordPriority: Feb 28, 2011Filed: Feb 28, 2011Granted: Jul 31, 2012
Est. expiryFeb 28, 2031(~4.6 yrs left)· nominal 20-yr term from priority
Inventors:Calvin S. Krupa
94
PatentIndex Score
63
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a clamshell, as shown and described.
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