Serial Number
75480928
Owner
HOUGHTON MIFFLIN COMPANYAttorney
Chris EngebretsonFirst Use Date
May 12, 1999
Filing Date
May 7, 1998
DATA PLACE Trademark
Serial Number: 75480928 • Registration: 2358372
Trademark Classes
Owner Contact Info
Legal Representation
Trademark Details
Filing Date
May 7, 1998
Registration Date
June 13, 2000
First Use Anywhere
May 12, 1999
First Use in Commerce
May 12, 1999
Published for Opposition
December 8, 1998
Cancellation Date
November 5, 2021
Goods & Services
on-line interactive educational services and teach support materials used by teachers and students, focusing on math for students in grades K-8