SDCC 2012 - Marvel releases 5 new logos for their upcoming films!

Marvel Studios has officially released 5 new logos for their upcoming film projects including Iron Man 3, Captain America: The Winter Soldier, Thor: The Dark World, Guardians of the Galaxy, and Ant-Man. As these are just logos they are simple in design yet still all carry their own personal style according to their comic. 

Iron Man 3 opens on April 26, 2013.
Captain America: The Winter Soldier opens on April 4, 2014.
Thor: The Dark World opens on November 8, 2013.
Guardians Of The Galaxy opens on August 1, 2014.
Ant-Man - Release date still unknown.

Source: Total Film