USD273616SExpiredUtility
Sprue and runner bars for metal casting
Individually held — no corporate assignee on recordPriority: Jan 7, 1982Filed: Jan 7, 1982Granted: Apr 24, 1984
Est. expiryJan 7, 2002(expired)· nominal 20-yr term from priority
Inventors:Hyman S. Levine
29
PatentIndex Score
2
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a sprue and runner bars for metal casting, substantially as shown and described.
Join the waitlist — get patent alerts
Track USD273616S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.