This practice is not new, at least not in the US, although it is probably illegal. Ken White at Popehat has written about a number of such cases, for example ht

This practice is not new, at least not in the US, although it is probably illegal. Ken White at Popehat has written about a number of such cases, for example http://www.popehat.com/2014/11/11/roca-labs-lacking-a-hornet-nest-into-which-it-could-stick-its-dick-has-sued-marc-randazza/ http://www.popehat.com/2014/11/11/roca-labs-lacking-a-hornet...