U.S. federal trademark · Serial No. 74478565 · Reg. No. 1998562
publications, namely, teacher and student guides and handbooks in the field of mathematics
prerecorded video disks featuring instruction in the field of mathematics, and software which enables a user to access specific segments of the material on the video disk
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.