USD809842SActiveUtility

Chair backrest

81
Assignee: SU TUNG HUAPriority: Jun 22, 2017Filed: Jun 22, 2017Granted: Feb 13, 2018
Est. expiryJun 22, 2037(~10.9 yrs left)· nominal 20-yr term from priority
Inventors:Tung-Hua Su
81
PatentIndex Score
19
Cited by
10
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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