USD773874SActiveUtility

Chair backrest

67
Assignee: SU TUNG-HUAPriority: Apr 8, 2015Filed: Apr 8, 2015Granted: Dec 13, 2016
Est. expiryApr 8, 2035(~8.7 yrs left)· nominal 20-yr term from priority
Inventors:Tung-Hua Su
67
PatentIndex Score
11
Cited by
13
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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