I sent mine in around the middle of June, got my Bios done on July 18. My EAD expires on 10/17 and i still have not been approved. If you are currently working i feel bad for you because then it does not look like you will get your EAD renewed by Oct 2nd. You filed pretty late.
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Application Sent - 08/15/2012 to Chicago LockboxReceived Date - 08/20/12 Date of I-797 C Notice of Action - 8/23/12, received on 8/27/12 in mail Date of Biometrics Letter - 9/1/12 Appointment - 9/17/12 Biometrics taken 9/17/12 Called FBI 9/22/12 - Bio OK, passed onto USCIS on 9/17/12 I821D Approval 10/18/12 Date of EAD Approval - 10/18/12 EAD Mailed on 10/22/12 EAD Delivered - 10/24/12 Applied for SS 10/25/12 SS Arrived in Mail 11/1/12