From PSX Extreme:
We haven’t heard from Deus Ex in some time, but now that Square-Enix has acquired Eidos, maybe they’re putting the pedal to the metal for Deus Ex 3.
Or perhaps the new installment will be called "Deus Ex: Human Revolution," a title that has just been trademarked by Square-Enix in Europe. We’re [...]

How will this affect Eido’s Montreal offices?
From Gamasutra:
A court has approved Square Enix’s takeover of U.K.-headquartered Tomb Raider house Eidos, according to an announcement today by Eidos’ board of directors.
Square Enix hopes that the acquisition of a major Western game publisher will give the Tokyo, Japan-based firm a greater foothold in Europe and [...]

From gamasutra.com:
As the opening keynote for the fifth Montreal International Game Summit, celebrated game designer Warren Spector (Deus Ex) had to live up to his own legacy.Origin and Looking Glass veteran Spector, whose Junction Point development studio is now owned by Disney, recalled a pessimistic talk he gave at the summit in 2005, “Gaming [...]

Technorati Tags: eidos,montreal,thief,deus ex
From play.tm:

“Eidos Montreal may have already confirmed they are working on Deus Ex 3, but there’s been a lot of conjecture surrounding the studio’s second project – which has been rumoured in the past to be Thief
4.
A job ad for the studio earlier this year hinted at the identity [...]