some of you may be aware of the vivid red soles on Christian Louboutin shoes. The high-end designer says four separate styles of Yves Saint Laurent shoes infringe its trademarked sole. The four YSL shoes are red all over â€” including the soles. The question here is can they trademark the color red. My guess if that they will not be able to, but an interesting case to follow. You can read the New York Times article here.