U.S. federal trademark · Serial No. 87143920
Non-fiction books on a variety of topics; Series of fiction and non-fiction books on a variety of topics; Series of non-fiction books in the field of science, technology, engineering and mathematics; Printed matter, namely, paper signs, books, manuals, curricula, newsletters, informational cards and brochures in the field of science, technology, engineering, mathematics
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.