USD442270SExpiredUtility

Air purifier

Assignee: WHIRLPOOL COPriority: May 25, 2000Filed: May 25, 2000Granted: May 15, 2001

Est. expiryMay 25, 2020(expired)· nominal 20-yr term from priority

PatentIndex Score

Cited by

References

Claims

exact text as granted — not AI-modified

The ornamental design for an air purifier, as shown and described.

Join the waitlist — get patent alerts

Track USD442270S — get alerts on status changes and closely related new filings.

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