SMART-PORT
Filed: February 3, 1988
TELECOMMUNICATIONS EQUIPMENT, NAMELY, TELEPHONE LINE EQUALIZERS
Owned by: XEL COMMUNICATIONS, INC.
Serial Number: 73709249
X
Filed: June 6, 1988
ELECTRONIC DATA COMMUNICATIONS INTERFACE UNITS
Owned by: XEL COMMUNICATIONS, INC.
Serial Number: 73732815
D4+2
Filed: June 6, 1988
ELECTRONIC DATA COMMUNICATIONS INTERFACE UNITS
Owned by: XEL COMMUNICATIONS, INC.
Serial Number: 73732816
X-NET
Filed: December 11, 1989
ELECTRONIC DATA COMMUNICATIONS INTERFACES USED IN A TELEPHONE COMMUNICATIONS TRANSMISSION SYSTEM
Owned by: XEL COMMUNICATIONS, INC.
Serial Number: 74009889
FIBER XPRESS
Filed: November 14, 1995
electronic data communications interfaces, namely, a terminal multiplex system for telephone communications transmission…
Owned by: XEL COMMUNICATIONS, INC.
Serial Number: 75022292
CHAMELEON
telecommunications equipment, namely, an integrated access device for use in the transmission and access of high-speed voice…
Owned by: XEL COMMUNICATIONS, INC.
Serial Number: 78339279
