> Blackbird is a new, especially dangerous breed of patent troll... Blackbird combines both a law firm and intellectual property rights holder into a single ent

> Blackbird is a new, especially dangerous breed of patent troll... Blackbird combines both a law firm and intellectual property rights holder into a single entity. In doing so, they remove legal fees from their cost structure and can bring lawsuits of potentially dubious merit without having to bear any meaningful cost That's not new. It's exactly what Intellectual Ventures was (or is?) doing.