Serial Number
72177138
Owner
LAYMAN E. ALLEN, DOING BUSINESS AS WFF 'N PROOFFirst Use Date
Sep 9, 1963
Filing Date
Sep 17, 1963
EQUATIONS Trademark
Serial Number: 72177138 • Registration: 0793104
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
September 17, 1963
Registration Date
July 20, 1965
First Use Anywhere
September 9, 1963
First Use in Commerce
September 9, 1963
Goods & Services
EQUIPMENT (OR APPARATUS) SOLD AS A UNIT FOR PLAYING EDUCATIONAL GAMES AND FOR USE IN TEACHING MATHEMATICS