I know its only a T1 ship, but hey, a free ship is a free ship.
The link below goes to a German website. Though it says it is only good for "German servers," I didnt have a problem using it and I'm in the US. You put in your email address, it sends you a confirmation email with a link to a page that generates the code. You put in the code in the arc browser. Log into the game and go to the Zen Store. It will be listed under "Promotions."
http://www.gratismmorpg.de/star-trek-jubilaumsgeschenk/