Serial Number
86441814
Owner
AOPS IncorporatedAttorney
Katherine M. HoffmanFirst Use Date
Jul 31, 1993
Filing Date
Oct 31, 2014
ART OF PROBLEM SOLVING Trademark
Serial Number: 86441814 • Registration: 4902680
Trademark Classes
Owner Contact Info
Legal Representation
Correspondence Address
Katherine M. Hoffman SOLOMON WARD SEIDENWURM & SMITH LLP
401 B Street, Suite 1200
SAN DIEGO, CA 92101-4295
United States
Trademark Details
Filing Date
October 31, 2014
Registration Date
February 16, 2016
First Use Anywhere
July 31, 1993
First Use in Commerce
February 28, 2015
Published for Opposition
April 7, 2015
Goods & Services
Providing online non-downloadable e-books in the field of mathematics and problem solving