Each application listed a different class of goods, which ranged from glass and ceramic mugs and cups, to clothing items, to pre-recorded disks, and to printed paper goods. According to the applications, this logo has been in use on these goods since at least February 2013.
In reviewing the specimens, it looks like these trademarks relate to various vintage items being sold on zazzle.com (which apparently sells a huge amount of Batman merchandise).
A very quick search of the USPTO's database revealed 928 other trademark applications or registrations owned by DC Comics. These Batman applications will be the newest members to DC's ever growing trademark portfolio.