USD596430SActiveUtility

Chair backrest

69
Assignee: SU TUNG-HUAPriority: Mar 19, 2009Filed: Mar 19, 2009Granted: Jul 21, 2009
Est. expiryMar 19, 2029(~2.6 yrs left)· nominal 20-yr term from priority
Inventors:Tung-Hua Su
69
PatentIndex Score
15
Cited by
6
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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