USD329897SExpiredUtility

Winged earplug

44
Individually held — no corporate assignee on recordPriority: Dec 11, 1990Filed: Dec 11, 1990Granted: Sep 29, 1992
Est. expiryDec 11, 2010(expired)· nominal 20-yr term from priority
Inventors:Howard S. Leight
44
PatentIndex Score
4
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a winged earplug, as shown and described.

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