U.S. federal trademark · Serial No. 90275426 · Reg. No. 18715068
Paper; stationery; Printed advertisement boards of paper or cardboard; Book binding materials; ink in the nature of ink for pens; Glue for stationery or household use; printed publications, namely, books in the field of math, science; drawing materials for blackboards; printed teaching materials, except apparatus in the field of math, science; inking pads
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.