USD454590SExpiredUtility
Cap of ball-point pen
Est. expiryJan 23, 2021(expired)· nominal 20-yr term from priority
Inventors:Makoto Sakuno
49
PatentIndex Score
7
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a cap of ball-point pen, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.