Media reports say Apple plans to announce the tablet, possibly called the iSlate, later this month.
VOA: special.2010.01.26
Here's the latest bit: MacRumors has dug up information about a Delaware-based company, Slate Computing, LLC, that was founded in November 2006 and owns the trademark "iSlate, " the signatory of said trademark being Apple's Senior Trademark Specialist Regina Porter.
In a note to investors Monday, BernsteinResearch analyst Toni Sacconaghi wrote Apple could sell 3 million of the yet to be announced product, which will reportedly be called the iSlate.