In a decision issued on March 26, but kept classified until earlier this week, an International Trade Commission judge found Samsung to be infringing on Apple's US RE41,922 patent that covers things like text selection and translucent buttons.
It's only a preliminary decision, and the judge only found Samsung guilty of infringement on one of two patents listed in the complaint. But if the decision gets upheld, Samsung could once again be looking at a major product ban in the US...