USD335997SExpiredUtility

Back lumbar support

Assignee: CASTRONOVO JOSEPHPriority: Jan 21, 1992Filed: Jan 21, 1992Granted: Jun 1, 1993

Est. expiryJan 21, 2012(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 back lumbar support, as shown and described.

Join the waitlist — get patent alerts

Track USD335997S — get alerts on status changes and closely related new filings.

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