U.S. federal trademark · Serial No. 74342334
writing ink, invisible/writing ink, diaries, calendars, desk pads, envelopes, writing paper, greeting cards, looseleaf binders, souvenir books, clip boards, crayons, erasers, pencil cases, pencil boxes, drawing instruments, drawing templates, note pads, decals, placemats made of paper, book and instructional manuals for coding and decoding written messages, boards for coding and decoding written messages
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.