USCIS published an updated edition of Form N-300, Application to File Declaration of Intention. The new edition is dated 03/30/16. Starting 7/15/16, USCIS will only accept the 03/30/16 edition. Until then, you can use the 03/21/13 edition.
I just passed my interview .
3/11/2016: N-400 Mailed. (Friday)
3/14/2016: N-400 received as per FedEx. (Monday at 10:30am)
4/1/2016: Finger Printing Notice Received. (18 days after they received).
4/12/2016: Finger Printing Done (29 days after they received package).
4/18/2016: Got letter with the interview date (6 days after finger printing, 35 days after they receiving package)
5/23/2016: Interview date
5/23/2016: Interview done. And I was approved
N-400 timeline (2013):
SC: Texas
USCIS: NYC
April:
22 : Application Filed
24 : USCIS Received Date
24 : Priority Date
26 : NOA - (I-797C)
29 : Check Cashed
May:
02 : FP Notice Received
29 : FP Done
31 : In-line for Interview
August:
06 : NOA - interview scheduled
08 : YL received
10 : Interview letter received
September:
10 : Interview - passed
11 : NOA - Oath letter sent
16 : Oath letter received
October:
04 : Oath