PERFEX
Filed: February 26, 1921
Automobile-Radiators
Owned by: McQuay-Perfex Inc.
Serial Number: 71144101
DAMPERTROL
Filed: February 7, 1973
AIR PRESSURE CONTROL REGULATORS FOR MODULATING THE AIR FLOW THROUGH COILS BY AUTOMATICALLY ADJUSTING DAMPERS, SOLD AS A…
Owned by: McQuay-Perfex Inc.
Serial Number: 72448059
LOOK TO THE LEADER
Filed: June 7, 1973
HEATING, AIR CONDITIONING AND VENTILATING DEVICES-NAMELY, CONDENSERS, COILS AND RADIATORS
Owned by: McQuay-Perfex Inc.
Serial Number: 72459587
COOL IT!
Filed: September 7, 1973
OIL COOLING RADIATORS FOR STATIONARY ENGINES
Owned by: McQuay-Perfex Inc.
Serial Number: 73000398
PERFEX X CHANGER
Filed: October 31, 1973
HEAT TRANSFER DEVICES, THERMAL MACHINES, AND HEAT EXCHANGERS-NAMELY, COOLERS FOR AIR AND GASES, HEAT EXCHANGERS FOR HEATING…
Owned by: McQuay-Perfex Inc.
Serial Number: 73005087
KOIL-KOTE
Filed: August 25, 1975
COATING APPLIED TO REFRIGERATION COILS, AND SOLD AS A COMPONENT PART THEREOF
Owned by: McQuay-Perfex Inc.
Serial Number: 73061245
FLUIDTECH
Filed: January 28, 1976
AUTOMATIC CONTROL TERMINALS FOR AIR CONDITIONING AND HEATING SYSTEMS
Owned by: McQuay-Perfex Inc.
Serial Number: 73075511
Image Trademark
Filed: May 6, 1976
REFRIGERATION AND AIR CONDITIONING EQUIPMENT-NAMELY, AIR COOLED CHILLERS, CONDENSING UNITS AND UNIT COOLERS
Owned by: McQuay-Perfex Inc.
Serial Number: 73086274
SEASONMISER
Filed: May 2, 1977
ENERGY SAVING CONTROL FOR REFRIGERATION SYSTEMS WHICH COMPRISES AN EXPANSION VALVE PERMITTING REFRIGERANT TO FLOW AT LOW…
Owned by: McQuay-Perfex Inc.
Serial Number: 73125154
ENERTECH 80
Filed: February 13, 1978
Computer Based Energy Control System-Namely, a Desk Top Microcomputer and Optional Teleprinter for Monitoring and Regulating…
Owned by: McQuay-Perfex Inc.
Serial Number: 73158448
CRYSTAL TIPS
Filed: March 19, 1982
Ice Making Machines
Owned by: McQuay-Perfex Inc.
Serial Number: 73355540
MS-85
Filed: December 27, 1982
Computer Programs for Selecting Equipment (Particularly Heating and Cooling Equipment for Buildings) and for Designing Heating…
Owned by: McQuay-Perfex Inc.
Serial Number: 73407200
