U.S. federal trademark · Serial No. 77518145 · Reg. No. 3828884
Temperature sensors sold in label form for use on swimming pools featuring a colored coating that appears when the water temperature is below a certain threshold and disappears when the temperature rises to a certain level sold as a component part of toy swimming pools
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.