Back in February of 2010, Microsoft applied for a number of patents related to touchscreen gestures on a tablet. Many of them concern a dual-screen device, conjuring images of the once highly-anticipated Courier slate. The others focus mainly on bezel gestures. Those patents have gone public now, though they have not in fact been granted yet.With IP wars raging across the globe, it’s certainly worth taking a look at the technology that Microsoft is attempting to lay claim to. So off we go…