USD343258SExpiredUtility
Sports hard hat having an integral audio device
Individually held — no corporate assignee on recordPriority: May 20, 1991Filed: May 20, 1991Granted: Jan 11, 1994
Est. expiryMay 20, 2011(expired)· nominal 20-yr term from priority
Inventors:Richard B. Greer
67
PatentIndex Score
19
Cited by
15
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a sports hard hat having an integral audio device, as shown and described.
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