79100001
Feb 28, 2011
Feb 21, 2012
Active Trademark
High purity and specialty gases and specialty gas mixtures for commercial purposes, namely, gases for electronics and semiconductor manufacturing, gases for detection, calibration and testing; [ protective and shielding gases for use as test gases; reactive and active gases, namely, welding and cutting gases; ] gases for the treatment and machining of materials, for electronic manufacturing and process technology, namely, [ clean air, nitrogen, oxygen, carbon dioxide and carbon monoxide, ammonia as well as saturated and non-saturated hydrocarbon gases, hydrocarbon compounds, hydrogen, ] noble gases, isotope gases, nitrous oxides, [ ammonia and sulphur compounds, silanes, hydrogen compounds, ] volatile organic compounds, chlorine and fluorine gases [, nitrogen compounds, ozone, halogen, halogen compounds, boron, silicon ] and [ sulphur compounds, as well as ] mixtures of the aforesaid gases
Chemicals