| NITROTEC NITROTEC CORPORATION
74225687 27 Nov 1991 | on 12 Feb 2016 | pressure absorption vessels, carbon molecular sieves, vacuum pumps, co... Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products pressure absorption vessels, carbon molecular sieves, vacuum pumps, compressors, heat exchangers, valves, gas sensors, piping and gas analyzers, sold as a unitary installation for the purpose of processing and enriching natural gas to obtain pipeline quality methane; pressure absorption vessels, carbon molecular sieves, vacuum pumps, compressors, heat exchangers, valves, gas sensors, piping, gas analyzers and chromatographs, sold as a unitary installation for the purpose of processing and enriching natural gas to obtain pure grade A helium | | | NT NITROTEC Nitrotec Corporation
73490077 16 Jul 1984 | on 04 Feb 2006 | Nitrogen Generators and Controls Therefor Sold as a Unit,Nitrogen Gene... Class 007 Class 007 Machinery Products The lining in the drawing is a feature of the mark and does not designate color. | | | NITROTEC Nitrotec Corporation
73490061 16 Jul 1984 | on 04 Feb 2006 | Nitrogen Generators and Controls Therefor Sold as a Unit,Nitrogen Gene... Class 007 Class 007 Machinery Products Nitrogen Generators and Controls Therefor Sold as a Unit | | | NITRANS Nitrotec Corporation
73490075 16 Jul 1984 | on 18 Oct 1991 | Nitrogen Generators and Controls Therefor Sold as a Unit,Nitrogen Gene... Class 007 Class 007 Machinery Products Nitrogen Generators and Controls Therefor Sold as a Unit | | | NITROFIL Nitrotec Corporation
73490076 16 Jul 1984 | on 18 Oct 1991 | Nitrogen Generators and Controls Therefor Sold as a Unit,Nitrogen Gene... Class 007 Class 007 Machinery Products Nitrogen Generators and Controls Therefor Sold as a Unit | |