Reminds me of the classic HN post "Google tried to patent my work after a job interview" and the included top level comment by the developer of SpeakerBox explaining how they got the same treatment.[0] Google invited them for a meeting about integrating the tech to the Moto X, then after a technical explanation showed them out with a smarmy challenge that the 'race is on' and subsequently filed patents on similar technology.

[0]https://news.ycombinator.com/item?id=18566929