While I confess to having doubts, and no demonstration of the materials 'invisibility' was provided, UCI is not some backwater patent troll seeking any loose change it can pry from gullible investors, so I am providing the information about it's announcement for your consideration with the caveat that there's not enough detail provided about the technique to verify it's actual performance.
Have a look for yourself here, and consider the potential utility of such a material, or whether it's likely to actually materialize from this research.