It’s pretty well known that “Sonic Unleashed” was trademarked earlier March 2008 by Sega, but we haven’t really seen anyone actually showing the evidence of the trademark. So, just in case you are as curious as we were, here is the official Sonic Unleashed trademark information page.
There isn’t a whole lot to see there except for the name, and the fact that it was registered by Sega Corp of Japan. Regardless, we wanted to make sure that this information was concrete, especially since most of the other information we’ve heard have all been rumors.
