USD687660SActiveUtility

Chair back frame

84
Assignee: HSUAN-CHIN TSAIPriority: Jun 5, 2012Filed: Jun 5, 2012Granted: Aug 13, 2013
Est. expiryJun 5, 2032(~5.8 yrs left)· nominal 20-yr term from priority
Inventors:Tsai Hsuan-Chin
84
PatentIndex Score
33
Cited by
13
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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