Revenge of the Fallen
Dinobot
Stealthforce
These all have the following description:
Toy action figures, toy vehicles and toy robots convertible into other visual toy forms
While this could mean all sorts of things, it could also simply be renewals to keep a potential name. Please remember that the Elita 1 trademark never resulted into anything, and the same thing goes for many other trademarks like Armourhide, Vector Prime and Towline that was newsed over the years.