USD452527SExpiredUtility

Ball-point pen

80
Priority: Nov 28, 2000Filed: May 29, 2001Granted: Dec 25, 2001
Est. expiryNov 28, 2020(expired)· nominal 20-yr term from priority
Inventors:Masahisa MakiMasayuki Tsuchida
80
PatentIndex Score
30
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ball-point pen, as shown and described.

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