U.S. federal trademark · Serial No. 87254884 · Reg. No. 5236671
Calculators; Scientific calculators; Electronic calculators; Educational software featuring instruction in mathematics; Software used in the field of math education, namely, to emulate calculators and calculator functions; Downloadable educational course materials in the field of mathematics
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.