U.S. federal trademark · Serial No. 85727039 · Reg. No. KOR318011
Measurement apparatus comprised of power supply, liquid lightguide, PMMA, integrating sphere, double monochrometer, photomultiplier tube, voltage controller and computer for determining the sun protection factor values of samples
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.