U.S. federal trademark · Serial No. 87365346
Printed educational books, booklets, pamphlets and educational study guides all featuring educational lessons, problem sets and solutions to problem sets in the fields of mathematics, science, computer technology and engineering
Audio recordings featuring educational lessons, problem sets and solutions to problem sets in the fields of mathematics, science, computer technology and engineering; Downloadable video recordings featuring educational lessons, problem sets and solutions to problem sets in the fields of mathematics, science, computer technology and engineering; Sound recordings featuring educational lessons, problem sets and solutions to problem sets in the fields of mathematics, science, computer technology and engineering; Video recordings featuring educational lessons, problem sets and solutions to problem sets in the fields of mathematics, science, computer technology and engineering
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.