Apple gets a win in long-running DRM patent lawsuit

On Monday, the Federal Circuit handed Apple a win by affirming a previous Patent Trial and Appeal Board decision to review a patent in a long-running DRM patent lawsuit saga.
In 2013, ContentGuard sued not only Apple but also Samsung Electronics and Google in 2014, claiming that the companies infringed several of its anti-piracy DRM patents. In a different case in September 2015, a jury ruled that Google did not infringe the same five patents. Samsung too was found not to have infringed in the l