U.S. federal trademark · Serial No. 78785386 · Reg. No. 3246647
Manipulative mathematical devices, namely, three dimensional models for educational purposes, namely, to teach children about calculating and measuring angles, about fractions, and about telling time; educational kits consisting primarily of workbooks for children in the field of mathematics and mathematical devices, namely, educational protractor devices for teaching children about angles, graduated rulers, three dimensional models for teaching children about fractions and angles, and educational clocks for teaching time-telling
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.