U.S. federal trademark · Serial No. 74029460 · Reg. No. 1682345
educational materials; namely, video tapes, strings and printed material in the nature of workbooks, books and worksheets, all sold as a unit for teaching students how to weave string figures for the purpose of helping students learn mathematics and various learning skills
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.