ISO-TROL
Filed: July 22, 1974
ELECTRIC MOTOR CONTROL CENTERS
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 73017741
PCR
Filed: July 11, 1975
MODULAR BUILDINGS USED TO HOUSE ELECTRICAL AND INSTRUMENTATION EQUIPMENT
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 73057423
POWELL
Filed: July 21, 1982
Metal Protective Housing and Covers for Electrical Control and Distribution Equipment
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 73375821
P
Filed: July 21, 1982
Metal Protective Housing and Covers for Electrical Control and Distribution Equipment
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 73375822
POWLVAC
Filed: August 3, 1983
Medium Voltage Circuit Breakers for Industrial Use
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 73437546
GROUND-GARD
Filed: May 20, 1988
HIGH RESISTANCE NEUTRAL GROUNDS AND DETECTORS FOR ELECTRICAL POWER SYSTEMS
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 73729613
HIPOXY-2000
Filed: June 17, 1993
thermoset epoxy sold as a component of electrical circuit boards
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 74403493
UB
Filed: October 4, 1994
manufacture of custom-designed electrical bar and cable bus systems for utility and industrial customers
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 74581874
POWL-VAC AR
Filed: May 8, 1995
arc-resistant electrical switchgears for housing vacuum circuit breakers
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 74671007
PV SYSTEM 38
Filed: May 8, 1995
electrical switchgears for housing vacuum circuit breakers
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 74671025
PV SYSTEM 27
Filed: October 17, 1996
electrical switchgears for housing vacuum circuit breakers
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 75183067
POWLCOAT
Elastomeric acrylic roof coating system comprised of acrylic latex coatings
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 75706631
POWLVAC-ND
Filed: May 2, 2002
ELECTRICAL SWITCHGEAR AND VACUUM CIRCUIT BREAKERS
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 76403092
POWLSMART SUBSTATION
Filed: September 15, 2003
PRE-FABRICATED ELECTRICAL SUBSTATIONS
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 76549406
POWLOGIC
Filed: October 28, 2003
PRE-FABRICATED ELECTRICAL SUBSTATIONS AND SWITCHGEAR
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 76560554
P POWELL
Filed: January 3, 2005
Electric machine controls, supervisory control equipment, namely, voltage transfer switches, electric switchgear, circuit…
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 78541003
LV-AR
Electric arc resistant switchgear for use in electrical distribution
Owned by: POWELL ELECTRICAL SYSTEMS, INC.
Serial Number: 78938478