After a three-judge appellate panel reinstated a property owner's class action alleging that oil and chemical companies contributed to Hurricane Katrina's ferocity, the Fifth Circuit granted the defendants' motion to rehear the case en banc. Then, because it couldn't muster enough judges to hear it, the appellate court dismissed the appeal.

The courts have largely ground to a halt for the holidays, though there's still time for few more decisions in 2012 that could ensure a happy or gloomy New Year for the litigators involved. In the meantime, here are some of the biggest rulings we're looking forward to in 2013.