U.S. federal trademark · Serial No. 87018382 · Reg. No. 5703642
Educational publications, namely, books, hand-outs, workbooks, study guides and educational instruction guides in the fields of mathematics, problem solving, computer programming and language arts; Printed instructional, educational, and teaching materials in the field of mathematics, problem solving, computer programming and language arts; A series of books and written articles in the field of mathematics, problem solving, computer programming and language arts
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.