U.S. federal trademark · Serial No. 99515986
Electronic controllers for school and shift bells; Programmable electronic controllers for school and shift bells; Wireless controllers to remotely monitor and control the function and status of other electrical, electronic, and mechanical devices or systems, namely, school bell systems, shift bell systems, and facility signaling systems
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.