USD686013SActiveUtility

Chair back frame

32
Assignee: HSIAO YUN-CHENGPriority: Dec 23, 2011Filed: Dec 23, 2011Granted: Jul 16, 2013
Est. expiryDec 23, 2031(~5.4 yrs left)· nominal 20-yr term from priority
Inventors:Yun-Cheng Hsiao
32
PatentIndex Score
2
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a chair back frame, as shown and described.

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