U.S. federal trademark · Serial No. 77217160 · Reg. No. 3378362
analytical extraction columns used for sample preparation prior to gas chromatography, high performance liquid chromatography, radio-immuno assay, mass spectroscopy, ultraviolet-visible light spectroscopy and other sensitive analytical techniques
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.