USD661523SActiveUtility

Chair headrest

52
Assignee: WU YAO-CHUANPriority: Dec 7, 2010Filed: Dec 7, 2010Granted: Jun 12, 2012
Est. expiryDec 7, 2030(~4.4 yrs left)· nominal 20-yr term from priority
Inventors:Yao-Chuan Wu
52
PatentIndex Score
7
Cited by
12
References
1
Claims

Claims

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

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