Siliconera writes: "On one hand Sega has been moving forward with new franchises like Valkyria Chronicles and Sands of Destruction. On the other, well at least in the USA, Sega seems interested in their past.
In another Sega trademark search we discovered ChuChu Rocket was re-registered by Sega USA on December 22, 2008. Does this mean Sega is secretly working on reviving ChuChu Rocket as an online enabled Xbox Live Arcade game? Hopefully yes, but not necessarily."