U.S. federal trademark · Serial No. 75021819 · Reg. No. 2015451
educational computer software, prerecorded videodiscs, and prerecorded videotapes; and instructional manuals sold as a unit therewith; all for use in teaching mathematics, social studies, science, dispute resolution, music, and history
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.