U.S. federal trademark · Serial No. 85085311 · Reg. No. 3928455
Kits comprised of manipulative toys and printed material for teaching about mathematics, sold together as a unit; Plastic toy cubes; Children's multiple activity toys; Toy building blocks; Educational plastic toy blocks with geometric shapes
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.