What is the maximum time for delivering app binary to app-store?
You have nearly 6 months(180 days) time to upload the binary.

As per Apple developer documentation,


  150 Day Warning. You will receive an email when you have had an app created for 150 days but have not yet delivered a binary,
  reminding you that you have 30 more days to deliver your binary or
  your app will be deleted from iTunes Connect. You will be given an
  exact date of your deadline in this email.
  
  173 Day Warning. You will receive an email when you have had an app created for 173 days but have not yet delivered a binary,
  reminding you that you have 7 more days to deliver your binary or your
  app will be deleted from iTunes Connect. You will be given an exact
  date of your deadline in this email.
  
  180 Day Deletion Confirmation. You will receive an email confirming that your app has been deleted from iTunes Connect, if you
  have not delivered a binary before your 180-day deadline.