USD412290SExpiredUtility
Yarn testing apparatus
Est. expiryJun 9, 2017(expired)· nominal 20-yr term from priority
Inventors:Christophe Apothéloz
55
PatentIndex Score
7
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a yarn testing apparatus, as shown and described.
Join the waitlist — get patent alerts
Track USD412290S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.