USD463693SExpiredUtility
Chair backrest
Priority: Jun 26, 2001Filed: Jun 26, 2001Granted: Oct 1, 2002
Est. expiryJun 26, 2021(expired)· nominal 20-yr term from priority
Inventors:Feng-Lung Hsieh
69
PatentIndex Score
19
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a chair backrest, as shown and described.
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