USD470382SExpiredUtility
Knife sharpener
Est. expiryOct 8, 2021(expired)· nominal 20-yr term from priority
Inventors:Dorian Kurz
80
PatentIndex Score
26
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a knife sharpener, as shown and described.
Join the waitlist — get patent alerts
Track USD470382S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.