did you just selected a stock logo
from this site

myloview.com/wall-mural-letter-gt-tg-logo-template-no-D4B37CB

Very unprofessional from the designers's side. A serious designer has to do a reverse google search image in order to ensure that the created logo does not exist already. This is 99% similar to the stock vector, and will probably not be able to trademark it. Very sad indeed...