charles sawyer, joins us from washington and charles, how do these patent trolls help innovators and creators? >> well, let me start off with the fact that there are several option he to solve these problems and in the ip space in the intellectual property space and you have addressed them already. there are demand-letter issues that people consider a problem. that legislation was pulled out of hr 9 before it was ever introduced last congress and there's been several amendments that have been discuss ed throughoued tofully fund u.s. pd trademark office those have been handily voted down each time. people that are pushing hr 9 and the patent act really don't want to solve the problem. >> just so i understand, the people who are pushing hr 9 they want to shift the litigation cost to the losing side, they want more particularity to the letters that patent trolls stoned companies. what's wrong with that? >> no, they don't want more particularity in the letters. they pulled that legislation out of the bill before they ever introduced it. that the only people in the senate, the senate has