USD461498SExpiredUtility

Ring binder mechanism fastener

70
Assignee: WORLD WIDE STATIONERY MFG COPriority: Oct 1, 2001Filed: Oct 1, 2001Granted: Aug 13, 2002
Est. expiryOct 1, 2021(expired)· nominal 20-yr term from priority
Inventors:Chun Yuen ToWeng Io Ng
70
PatentIndex Score
14
Cited by
37
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ring binder mechanism fastener, as shown and described.

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