To longtime observers of China’s intellectual property regime, the ongoing trademark dispute between Apple, Inc. and Proview International Holdings Ltd., the Shenzhen-based company that claims it owns the iPad trademark in China, spotlights just how much things have changed–and not for the better.

Foreign companies have long faced difficulty enforcing their IP rights in China, but, in recent years, multinationals have also increasingly found themselves on the other side of enforcement actions brought by Chinese companies claiming patent or trademark infringement.