U.S. federal trademark · Serial No. 74373161 · Reg. No. 1860882
printed instruction books, work books, exercise sheet forms and teacher theme folders; pre-recorded video cassettes and pre-recorded audio cassettes containing educational lessons, course materials and tests; all pertaining to a course of science education for children of primaryschool age, and all sold as a unit
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.