USD689956SActiveUtility

Toy building block

47
Assignee: CHAN CHI HANGPriority: Dec 23, 2011Filed: Jan 25, 2012Granted: Sep 17, 2013
Est. expiryDec 23, 2031(~5.4 yrs left)· nominal 20-yr term from priority
Inventors:Chi-Hang Chan
47
PatentIndex Score
8
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a toy building block, as shown and described.

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