Expired domains will be held for a grace period defined by the registry.
For .com, .net, .org, .info, .biz, .us, and .name the grace period is 40 days.
For .tv it is 55 days.
.uk domains are held until the 25th day of the month after they expire.
There are no grace periods for .de / eu domains. They are deleted on the day after the expiration date.