USD357809SExpiredUtility

Toothbrush head insert

67
Individually held — no corporate assignee on recordPriority: Dec 7, 1993Filed: Dec 7, 1993Granted: May 2, 1995
Est. expiryDec 7, 2013(expired)· nominal 20-yr term from priority
Inventors:Steven R. BrownGary J. Banik
67
PatentIndex Score
13
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a toothbrush head insert, as shown and described.

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