USD448583SExpiredUtility

Office chair

41
Priority: Oct 3, 2000Filed: Oct 3, 2000Granted: Oct 2, 2001
Est. expiryOct 3, 2020(expired)· nominal 20-yr term from priority
Inventors:Sung-Tsun Tsai
41
PatentIndex Score
5
Cited by
5
References
1
Claims

Claims

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

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