Use of my trade name ,,,

[doug-n-jayne-veeleather]

I cannot for the life of me work out how to actually report a trader useing my trade name of Veeleather  
the supply products that have been either the same ( except mine are custom ) or very nearly the same as what i have made in the past 
the specific item number is 146649053412  

[*vyolla*]

Have you copyrighted your trademark?