USD313417SExpiredUtility

Telephone network interface apparatus

73
Assignee: KEPTEL INCPriority: Jul 7, 1988Filed: Jul 7, 1988Granted: Jan 1, 1991
Est. expiryJul 7, 2008(expired)· nominal 20-yr term from priority
Inventors:Thomas GrahamThomas J. CollinsJoseph J. Paddock
73
PatentIndex Score
16
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a telephone network interface apparatus, as shown and described.

Join the waitlist — get patent alerts

Track USD313417S — get alerts on status changes and closely related new filings.

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