Damn everytime I drop this in conversation now I'm going to have to be forking out royalties?!
Zenimax are on a 'we'll sue ya!' mentality at the moment regarding their property. Was there a massive blackmarket in Fus Ro Dah merchandise invading the world? Were customs officials filing complaints about the sheer amount of T-Shirts they had to search coming into the country.
Hell, might as well put in a Trademark application for Fus Ro Dah Scrolls.