USD422151SExpiredUtility

Light weight self inflating foam core

Assignee: HWANG MU-INGPriority: Dec 4, 1998Filed: Dec 4, 1998Granted: Apr 4, 2000

Est. expiryDec 4, 2018(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 light weight self inflating foam core, as shown and described.

Join the waitlist — get patent alerts

Track USD422151S — get alerts on status changes and closely related new filings.

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