U.S. federal trademark · Serial No. 73167883 · Reg. No. 1111773
KITS CONTAINING PRINTED EDUCATIONAL MATERIAL-NAMELY, DUPLICATING MASTER SHEETS FOR WORK PROBLEMS, ANSWER SHEETS AND INSTRUCTION PAMPHLETS FOR USE IN IMPROVING STUDENT ABILITIES IN MATHEMATICS
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.