USD317388SExpiredUtility

Retainer spring clamp for a coffee filter

Assignee: WHITE T NEALPriority: Jul 29, 1988Filed: Jul 29, 1988Granted: Jun 11, 1991

Est. expiryJul 29, 2008(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 retainer spring clamp for a coffee filter, as shown and described.

Join the waitlist — get patent alerts

Track USD317388S — get alerts on status changes and closely related new filings.

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