USD302270SExpiredUtility
Keyboard
Individually held — no corporate assignee on recordPriority: Jan 30, 1986Filed: Jan 30, 1986Granted: Jul 18, 1989
Est. expiryJan 30, 2006(expired)· nominal 20-yr term from priority
Inventors:Don C. Liljenquist
48
PatentIndex Score
7
Cited by
16
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a keyboard, as shown and described.
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