This is actually just the pre-grant publication of the application. The actual issued patent is available here: http://www.google.com/patents/US8238965 http://w

This is actually just the pre-grant publication of the application. The actual issued patent is available here: http://www.google.com/patents/US8238965 http://www.google.com/patents/US8238965 (Yes, it's pretty similar. But no reason to be looking at the pre-grant version.)