USD318544SExpiredUtility
Vacuum cleaner
Individually held — no corporate assignee on recordPriority: Nov 22, 1989Filed: Nov 22, 1989Granted: Jul 23, 1991
Est. expiryNov 22, 2009(expired)· nominal 20-yr term from priority
Inventors:Harold J. Schoettler
75
PatentIndex Score
22
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a vacuum cleaner, as shown and described.
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