U.S. federal trademark · Serial No. 79047915 · Reg. No. 3547087
Engineering services, namely, technical planning and development in connection with gas, low temperature, chemistry, petrochemistry, pharmacy and environmental protection plants and apparatus, cooling and refrigerating appliances, and cryogenic apparatus
[ Gases, in liquid or dissolved form, as protective and active gases, as welding, burning, cutting and shielding gases, as process, treatment and operating gases, namely, nitrogen, oxygen, saturated and unsaturated hydrocarbon gases, hydrocarbon compounds, helium and other noble gases, hydrogen, carbon dioxide, carbon monoxide, nitric oxides, ammonia, ozone, halogens, halogen compounds, boron, silicon, sulphur compounds as well as other gases with industrial applications and mixtures of all aforementioned gases ]
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