Download Docs
Export

CONTROL AND MONITORING APPARATUS AND METHOD FOR A TELEPHONE SYSTEM

08/454,834 | U.S. Patent Application

Interested in this case?

Request a Demo Track this case, and find millions of cases like it, let us show you how.
Location FILE REPOSITORY (FRANCONIA)
Filed May 31, 1995
Examiner WILLIAM D CUMMING
Class 455
Art Group 2744
Patent No. 5,924,016
Case Type Utility - 455/031100
Status Patented Case
Parent 08/249,453 Patented
Parent 08/273,008 Patented
Parent 07/480,242 Patented
Parent 07/439,601 Abandoned
Parent 06/841,931 Patented
Parent 06/650,821 Abandoned
Last Updated: 4 years, 10 months ago
Date # Transaction