Submitting to app store, in "Prepare for Submission", how long do I get?
Apple has changed the rules a number of times, but a fairly recent (October 2014) blog post suggests that these app name reservations no longer automatically expire. The author says he received the following e-mail from Apple:



This was posted as an answer to a similar question on Stack Overflow. The accepted answer to that question still states there is a time limit of 180 days, but the answer was last edited in March 2014, and the quote it gives no longer seems to appear on the page it links to.