At Findlaw, Irwin R. Kramer evaluates The Donald’s likelihood of success in obtaining trademark registration for the phrase “you’re fired”: The Donald’s New Game of Trademark Monopoly
To get his trademark, The Donald must establish that the slogan carries a “secondary meaning” which identifies America’s most flamboyant entrepreneur. Put another way, Trump must show that Americans link this phrase directly to him – so closely that this connection has actually become part of its meaning.