USD279706SExpiredUtility
Dental stain removal tool
Individually held — no corporate assignee on recordPriority: Apr 23, 1982Filed: Apr 23, 1982Granted: Jul 16, 1985
Est. expiryApr 23, 2002(expired)· nominal 20-yr term from priority
Inventors:Michael T. Steinberg
47
PatentIndex Score
9
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a dental stain removal tool, as shown and described.
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