USD509535SExpiredUtility
Fastener for file
Est. expiryAug 19, 2023(expired)· nominal 20-yr term from priority
Inventors:Nobuaki Tsujino
39
PatentIndex Score
5
Cited by
16
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a fastener for file, as shown and described.
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