USD310868SExpiredUtility

Weld flange

Individually held — no corporate assignee on recordPriority: May 21, 1987Filed: May 21, 1987Granted: Sep 25, 1990

Est. expiryMay 21, 2007(expired)· nominal 20-yr term from priority

PatentIndex Score

Cited by

References

Claims

exact text as granted — not AI-modified

The ornamental design for a weld flange, as shown and described.

Join the waitlist — get patent alerts

Track USD310868S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.