Serial Number
87315307
Owner
The Challenger CorporationAttorney
Scott M. DouglassFirst Use Date
Jan 1, 1992
Filing Date
Jan 26, 2017
CHALLENGER Trademark
Serial Number: 87315307 • Registration: 5270786
Trademark Classes
Owner Contact Info
Legal Representation
Trademark Details
Filing Date
January 26, 2017
Registration Date
August 22, 2017
First Use Anywhere
January 1, 1992
First Use in Commerce
January 1, 1992
Published for Opposition
June 6, 2017
Goods & Services
Educational services, namely, providing on-line training and testing in the field of medicine