EchoStar vs. TiVo vs. EchoStar vs… | PVRblog PVRblog is reporting that after TiVo suing EchoStar for patent infringement, EchoStar, in a bout of turnabout-suing is fair play, has now decided that they will sue TiVo right back for their patent for “Interruption Tolerant Video program Viewing….” or whatever the hell that is.