USD321905SExpiredUtility

Twin-nibbed writing instrument

Assignee: TU CHARLIEPriority: May 18, 1989Filed: May 18, 1989Granted: Nov 26, 1991
Est. expiryMay 18, 2009(expired)· nominal 20-yr term from priority
Inventors:Charlie Tu
53
PatentIndex Score
8
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for twin-nibbed writing instrument, as shown and described.

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