Open Middle Partnership Trademarks
OPEN MIDDLE
Filed: September 2, 2018
Downloadable educational course materials in the field of mathematics, namely, study guides featuring mathematics problems…
Owned by: Open Middle Partnership
Serial Number: 88102295
OPEN MIDDLE
Filed: December 21, 2018
Study guides featuring mathematics problems designed for elementary school, middle school, high school, and college students…
Owned by: Open Middle Partnership
Serial Number: 88239726
