USD424361SExpiredUtility
Extraction apparatus
Est. expiryMar 10, 2019(expired)· nominal 20-yr term from priority
Inventors:Nobuyoshi Kuboyama
91
PatentIndex Score
46
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an extraction apparatus, as shown and described.
Join the waitlist — get patent alerts
Track USD424361S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.