‘Sonic Rush’ Patented by Sega May 9, 2005 by mukluk News Sega have patented another title in the US Patent listings, called Sonic Rush. Could this be the Sonic R Extreme rumoured to grace the PSP? Stay tuned, as the answer will more than likely be revealed at E3 later this month! Post Views: 21 Please enable JavaScript to view the comments powered by Disqus.