It seems a bit early but I thought that It would be a good idea to get this started seeing that Caterham will be the first to launch their new car this Thursday (In the F1 Racing magazine of all places)

Heres a list of the launches (of which I know the dates of)

JANUARY 26th: Caterham
FEBRUARY 1st: McLaren
FEBRUARY 3rd: Ferrari, Force India*
FEBRUARY 5th: Lotus*
FEBRUARY 6th: Red Bull*, Sauber
FEBRUARY 7th: Toro Rosso
FEBRUARY 21st: Marussia

TBA: Mercedes, Williams, HRT

*To be launched on teams website