So the House passed a bill last year to reign in patent trolls.  While we like trolls, especially the bridge type, we don’t like to see new businesses hamstrung by patent trolls like all those East Texas based boys who go around buying up IP for next to nothing and then putting out silly lawsuits to squeeze innocent people.

https://www.eff.org/deeplinks/2014/02/senators-take-aim-troll-demand-letter-abuses