USD322735SExpiredUtility

Retaining ring for coffee filters

Assignee: MORTON RICKPriority: Nov 27, 1989Filed: Nov 27, 1989Granted: Dec 31, 1991

Est. expiryNov 27, 2009(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 retaining ring for coffee filters, as shown.

Join the waitlist — get patent alerts

Track USD322735S — get alerts on status changes and closely related new filings.

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