USD424594SExpiredUtility
Negative viewer
Individually held — no corporate assignee on recordPriority: Apr 13, 1998Filed: Apr 13, 1998Granted: May 9, 2000
Est. expiryApr 13, 2018(expired)· nominal 20-yr term from priority
Inventors:Diana G. Depalo
9
PatentIndex Score
1
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a negative viewer, as shown and described.
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