U.S. federal trademark · Serial No. 88097842 · Reg. No. 6367152
Two-way intercoms; Electronic bells and notification system comprised of Electronic warning bells, a data processor and a user input device for connecting the data processor to an emergency response entity through a communication network and allowing audio and data communication between the processor and the entity; Communications servers; all of the forgoing for use by educational institutions
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.