USD277571SExpiredUtility

Telephone instrument base

Assignee: AT&T TECH INCPriority: Jan 16, 1984Filed: Jan 16, 1984Granted: Feb 12, 1985

Est. expiryJan 16, 2004(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 telephone instrument base, substantially as shown and described.

Join the waitlist — get patent alerts

Track USD277571S — get alerts on status changes and closely related new filings.

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