U.S. federal trademark · Serial No. 74632817
printed matter, namely magazines, newspapers, books, booklets, programs, newsletters, notebooks, workbooks, study guides and audio cassette books in the fields of mathematics, science and technology; trading cards, greeting cards, paper lunch bags, paper party hats, posters, writing paper, stickers, sticker decal sets, sticker albums, notebooks and coloring books
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.