[thomasz]

In the late 90's, early 2000's, they aggressively tried to intimidate each and everyone using the letter T for any marketing purposes.

[im3w1l]

I was surprised Apple didn't crack down harder on non-Apple iTech. That was legitimately confusing.

[Mountain_Skies]

Apple got away with stealing the name OS9 from Microware so they were not really a position to sue others over similar names without getting their own court testimony from the earlier trial thrown back at them.

[Macha]

They weren't first (imode, Cisco IPhone, iriver).