USD428902SExpiredUtility
Apron for a piston machine
Est. expiryOct 30, 2018(expired)· nominal 20-yr term from priority
Inventors:John Smoluch
16
PatentIndex Score
3
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a apron for a piston machine, as shown and described.
Join the waitlist — get patent alerts
Track USD428902S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.