Federal Circuit Rules Against Motorola, for Microsoft

Google Inc.’s Motorola Mobility unit lost an appeals court bid to invalidate a patent Microsoft Corp. used to win a ban on U.S. imports of some mobile phones. Motorola Mobility failed to prove the technology covered by Microsoft’s patent was previously used in Apple Inc.’s failed Newton personal digital assistant of the 1990s, the U.S. Court of Appeals for the Federal Circuit in Washington said in an opinion.