USD537639SExpiredUtility
Letter frame
Est. expirySep 26, 2025(expired)· nominal 20-yr term from priority
Inventors:Larry Lee Mayne
12
PatentIndex Score
0
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a letter frame, as shown and described.Join the waitlist — get patent alerts
Track USD537639S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.