USD391398SExpiredUtility
Signaling powered tooth brush
Individually held — no corporate assignee on recordPriority: Apr 24, 1997Filed: Apr 24, 1997Granted: Mar 3, 1998
Est. expiryApr 24, 2017(expired)· nominal 20-yr term from priority
Inventors:Valerie A. Howell
21
PatentIndex Score
4
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a signaling powered tooth brush, as shown.
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