USD312306SExpiredUtility
Suction retractor
Individually held — no corporate assignee on recordPriority: Nov 16, 1987Filed: Nov 16, 1987Granted: Nov 20, 1990
Est. expiryNov 16, 2007(expired)· nominal 20-yr term from priority
Inventors:Gary K. Michelson
93
PatentIndex Score
37
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a suction retractor, as shown.
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