USD447174SExpiredUtility
Felt pen
Est. expiryJun 30, 2020(expired)· nominal 20-yr term from priority
Inventors:Takeyuki Kamiyama
76
PatentIndex Score
28
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a felt pen, as shown and described.
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