USD478774SExpiredUtility

Food preservation filter

Assignee: TILIA INT INCPriority: Jul 31, 2002Filed: Jul 31, 2002Granted: Aug 26, 2003

Est. expiryJul 31, 2022(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 food preservation filter, as shown and described.

Join the waitlist — get patent alerts

Track USD478774S — get alerts on status changes and closely related new filings.

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