hey i have'nt got my halo 4 code?

Games Other Halo
1

•Xbox LIVE Gamertag DontShootMe2011
•yes Ive played the game while connected to Xbox LIVE before 11:59:59 P.M. Eastern Time on November 20, 2012
•Confirmation im 22 year old.
•Confirmation I live United States
*When can i have my code?..