That's a bit oversimplified. If LE had used the mark first, and had taken the measure of asking Comodo to stop using it, that would show them protecting their t

That's a bit oversimplified. If LE had used the mark first, and had taken the measure of asking Comodo to stop using it, that would show them protecting their trademark, which would give them a case. The PTO is quite clear that registration is not required for a trademark to be enforceable.