USD482549SExpiredUtility

Office chair base

70
Priority: Jan 16, 2003Filed: Jan 16, 2003Granted: Nov 25, 2003
Est. expiryJan 16, 2023(expired)· nominal 20-yr term from priority
Inventors:Po-Chuan Tsai
70
PatentIndex Score
16
Cited by
6
References
1
Claims

Claims

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

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