About 4 Trademarks found that are owned by Bht Holding Gmbh

Apparatus for heating and water heaters, in particular woodchip boiler

Checking apparatus and instruments, namely, electronic controls for controlling heating systems; thermostats

Heating systems for residential and commercial buildings comprised of boilers, valves, pipes, manifolds, control panel switches, and electrical wire, all sold as a unit, heating boilers; hot water treatment systems, namely, central hot water heaters, oil, gas, and wood water heaters, soild fuel water heaters, and wood pellets water heaters; electric boilers; hot water boiler, burner, and buffer tanks; thermostatic valves as parts of heating installations; installations for transporting, and storage containers, all for wood fuel pellets, specifically adapted for wood pellet heaters; solar heating systems comprising solar heat collection panels for hot water preparation; solar collectors for heating and hot water; heat pumps

Heating and hot water appliances, especially oil condensing boilers.

Heating and hot water appliances, especially pellet boilers.