USD358151SExpiredUtility

3-D audio headset

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Assignee: SONICS ASS INCORPORATEDPriority: May 27, 1994Filed: May 27, 1994Granted: May 9, 1995
Est. expiryMay 27, 2014(expired)· nominal 20-yr term from priority
Inventors:Charles R. Lewis, Jr.Dan HardenSonja Schiefer
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PatentIndex Score
2
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a 3-D audio headset, as shown and described.

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