USD550274SExpiredUtility
Portable keyboard
Individually held — no corporate assignee on recordPriority: Mar 23, 2006Filed: Mar 23, 2006Granted: Sep 4, 2007
Est. expiryMar 23, 2026(expired)· nominal 20-yr term from priority
Inventors:Charles A. Tentindo
24
PatentIndex Score
2
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a portable keyboard, as shown and described.Join the waitlist — get patent alerts
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