USD595072SActiveUtility

Chair backrest

81
Individually held — no corporate assignee on recordPriority: Dec 4, 2008Filed: Dec 4, 2008Granted: Jun 30, 2009
Est. expiryDec 4, 2028(~2.4 yrs left)· nominal 20-yr term from priority
Inventors:Shu O Su
81
PatentIndex Score
25
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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