USD318543SExpiredUtility
Carpet cleaner
Individually held — no corporate assignee on recordPriority: Aug 2, 1989Filed: Aug 2, 1989Granted: Jul 23, 1991
Est. expiryAug 2, 2009(expired)· nominal 20-yr term from priority
Inventors:William K. Shero
89
PatentIndex Score
30
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a carpet cleaner, as shown and described.
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