USD344632SExpiredUtility
Back supported carpet cleaning unit
Individually held — no corporate assignee on recordPriority: Jul 15, 1991Filed: Jul 15, 1991Granted: Mar 1, 1994
Est. expiryJul 15, 2011(expired)· nominal 20-yr term from priority
Inventors:Robert J. Owens
43
PatentIndex Score
7
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a back supported carpet cleaning unit, as shown and described.
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