NI-GAS
Filed: February 26, 1970
UTILITY SERVICES-NAMELY, PROVIDING NATURAL GAS FOR HEAT AND POWER
Owned by: NORTHERN ILLINOIS GAS COMPANY
Serial Number: 72352494
AAIR
Filed: March 10, 1970
REMOTE METER-READING SYSTEMS, AND PARTS THEREFOR-NAMELY, TRANSMITTERS, RECEIVERS, AND TRANSPONDERS
Owned by: NORTHERN ILLINOIS GAS COMPANY
Serial Number: 72353669
AAIR
Filed: September 11, 1970
TRANSMITTERS, RECEIVERS AND TRANSPONDER UNITS
Owned by: NORTHERN ILLINOIS GAS COMPANY
Serial Number: 72370470
THE ENERGY TO PERFORM
Filed: August 24, 1989
NATURAL GAS
Owned by: NORTHERN ILLINOIS GAS COMPANY
Serial Number: 73821374
BACKSTOPP
Filed: May 26, 1994
hydraulic device for stopping or sealing gas or liquid leaks in a pipeline
Owned by: NORTHERN ILLINOIS GAS COMPANY
Serial Number: 74529654
ENERGYBUZZ
Filed: July 17, 2012
Managing and conducting incentive reward programs for residential customers, namely, providing incentive programs to reward…
Owned by: NORTHERN ILLINOIS GAS COMPANY
Serial Number: 85679633
