A handful of slides supposedly leaked from AT&T surfaced over the weekend, showing just about every smartphone It seems the HTC Lancaster was originally planned for an August launch, though that could be delayed in order to put AT&T’s user interface on the device, rather than Google’s. Additionally the slides mention Palm’s Eos, a successor to the Centro that is expected to run WebOS, as well as an iPAQ smartphone from HP and a few BlackBerry devices that include a new Pearl supporting 3G and the upcoming Onyx.