Exactly. Apple as great as their products are, have started to resurrect the look/feel lawsuits of the 90s with their patents on trivial things such as how to unlock a phone, having a jump bar, etc.
Slide to unlock was not a common place feature before it came out on the iPhone despite the prevalence of touch screen devices. It is hard to argue against the fact that the implementation was indeed unique at the time.
I can say just one thing and clearly demonstrate that it is your history that is revisionist: Neonode N1m