USD551848SExpiredUtility

Double key twist

40
Individually held — no corporate assignee on recordPriority: Mar 21, 2006Filed: Mar 21, 2006Granted: Oct 2, 2007
Est. expiryMar 21, 2026(expired)· nominal 20-yr term from priority
Inventors:Daniel Oas
40
PatentIndex Score
3
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a double key twist.

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