Intuos 5 tablets have been announced/demoed
http://www.engadget.com/2012/02/29/wacom-intuos5-hands-on/
http://www.wacom.com/en/Products/Intuos.aspx
http://www.wacom.com/en/Products/Intuos/Compare.aspx
Looks like the intuos models are now touch sensitive as well.
And all intuos 4 pens work with intuos 5 and a new matte rubberised surface.
I'm going to very very tempted when tax refund time comes around. Currently using a intuos (original model) 12x12 at home, bamboo pen and touch at work.