USD557338SActiveUtility

Educational device

52
Assignee: LEARNING RESOURCES INCPriority: Oct 5, 2006Filed: Feb 1, 2007Granted: Dec 11, 2007
Est. expiryOct 5, 2026(~0.2 yrs left)· nominal 20-yr term from priority
Inventors:Joel G. DelmanJennifer L. Schiffman
52
PatentIndex Score
9
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for educational device, as shown and described.

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