Filed Oct. 17, 2006

Serial No. 79034305

Registered Aug. 19, 2008

Registration No. 3,488,813

Class Boiler control apparatus, namely, electrical process controllers; boiler control instruments, namely, electric control panels, thermostats, climate control systems consisting of digital thermostats for cooling equipment, and electronic controllers with input and output features for temperature and humidity, which work with a remote digital read out controller; electrical flue gas controllers and computer programs for flue gas analysis; 021; 023; 026; 036; 038; 013; 021; 023; 031; 034; 100; 103; 106

Case Type Trademark Service mark