April 14, 2008: Deadline to submit applications for judging
May 5, 2008: Announcement of the 50 first round winners, who will be eligible for the final round
June 30, 2008: Deadline for the 50 winners of the first round to submit for the final round
July 21, 2008: Announcement of the grand prize winner and runner-up.
[via Android Developers Blog]