Apple sued Samsung last year for violations of multiple patents and trademarks in Android-based smartphones and tablets. Samsung has countersued. Apple filed a separate suit against Samsung this year on products released after the first suit was filed.

Apple and Samsung are litigating about 50 different lawsuits in several countries. In Germany, an appeal from Apple, which is seeking an injunction preventing Samsung Electronics from selling the Galaxy Tab 10.1N, a tablet modified to beat an earlier injunction against the 10.1 version of the product in the country.