Can i trademarked a logo that used ofl font/s?

SIL Fonts
1

I read here you can but eh cannot be sure you know…

2

Yes, just as someone can declare copyright on a graphic. https://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&item_id=OFL-FAQ_web#c26665c2

3

yeayyy

thank you for confirming