U.S. federal trademark · Serial No. 76457073 · Reg. No. 2755799
TEACHING APPARATUS, NAMELY, MANIPULATIVE PUZZLE FOR USE IN TEACHING MATHEMATICS
INSTRUCTIONAL AND TEACHING MATERIAL, NAMELY, PRINTED TEACHERS' GUIDES AND STUDENTS' GUIDES SOLD WITH MANIPULATIVE PUZZLE FOR TEACHING MATHEMATICS
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.