USD686441SActiveUtility

Chair backrest

43
Assignee: XINGCHANG YANGPriority: Jan 29, 2013Filed: Jan 29, 2013Granted: Jul 23, 2013
Est. expiryJan 29, 2033(~6.5 yrs left)· nominal 20-yr term from priority
Inventors:Yang Xingchang
43
PatentIndex Score
5
Cited by
7
References
1
Claims

Claims

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

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