About 10 Trademarks found that are owned by Sigma Thermal Inc.

industrial boiler; namely, a natural circulation boiler

"MANUFACTURING"

The mark consists of a stylized right facing wedge shape next to a stylized Greek sigma letter followed by the word "SIGMA" followed by the word "THERMAL".

Industrial boilers, thermal fluid heaters for energy generation at industrial and manufacturing facilities; water bath heaters, salt bath heaters, closed loop liquid phase hot water heaters, closed loop liquid phase glycol heaters, direct fired heaters, closed loop liquid phase waste heat recovery systems comprised of generators, turbine, heat exchanger, compressor, tubes and pipes, valves, and storage tanks; biomass-fired energy generation systems comprised of generators, turbine, heat exchanger, compressor, tubes and pipes, valves, and storage tanks

Heating systems for commercial and industrial applications comprised of gas burners, oil burners, biomass burners, direct fired heaters, indirect fired heaters, boilers, valves, pipes, manifolds, performance measuring instrumentation for heating systems, all sold as a unit, for heaters, burners, and boilers; spare parts for heaters, burners, and boilers, namely, valves, pipes, exhaust fans, and manifolds

Cleaning, repair and maintenance of industrial heaters and boilers, industrial energy generation systems and industrial energy generation equipment; servicing industrial heaters and boilers, industrial energy generation systems and industrial energy generation equipment of others so that such equipment can be started for the first time or re-started after refurbishment

The mark consists of a stylized right facing wedge shape next to a stylized Greek sigma letter followed by the words "SIGMA THERMAL".

The mark consists of a stylized right facing wedge shape next to a stylized Greek sigma letter followed by the words "SIGMA THERMAL".

Color is not claimed as a feature of the mark.

Engineering services, namely, engineering for industrial energy generation systems