USD281489SExpiredUtility
Convertible coupler
Individually held — no corporate assignee on recordPriority: Mar 22, 1983Filed: Mar 22, 1983Granted: Nov 26, 1985
Est. expiryMar 22, 2003(expired)· nominal 20-yr term from priority
Inventors:Roy T. Hancock
48
PatentIndex Score
9
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a convertible coupler, as shown and described.
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