After research; the rendering I posted was a project May 2007, several dead links later I found this link:
http://www.spark-ev.com/ Sounds pretty much like it never passed the rendering. I might never know. Nice aerodynamic design. After all those Harley trike flips, my own clumsy flip on a delta trike, and and those Honda ATV trike flips; I can only hope these made it through public scrutiny.