USD422233SExpiredUtility
Christmas light bulb viability checker
Individually held — no corporate assignee on recordPriority: Jul 19, 1999Filed: Jul 19, 1999Granted: Apr 4, 2000
Est. expiryJul 19, 2019(expired)· nominal 20-yr term from priority
Inventors:Glenn R. Grieves
20
PatentIndex Score
4
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a Christmas light bulb viability checker, as shown and described.
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