Webjul 19, 2011 · sep 18, 2011. Aao processing times (july 1, 2011) among the most notable aao processing times: Webthe 290b approval process took approximately 3 months. We were debating whether to submit this or start the 485 process all over again. Glad that we filed the motion. Websep 30, 2018 · the current case status is as follows: Wondering if anyone has recent experience with 290b processing times. 485 and related applications. If you submit other immigration benefit. After filing, the processing center that originally handled the case needs to review the case within 45.