Here's the Real Reason Why Louboutin Shoes Are Red on the Bottom
The Worldwide Trademark Battle over the Iconic Red Bottom Shoe - Chicago-Kent
Christian Louboutin faces setback in fight to trademark red sole, Luxury goods sector
The iconic red soles - Christian Louboutin
Louboutin Red-Sole & Surrounding Contrast: An Implied Trademark Limitation
Why footwear has far more to do with identity and expression than mere function
The iconic red soles - Christian Louboutin
Nicole Murdoch on LinkedIn: Louboutin Lands Win in Chinese Case Over Red Sole Trademark
YSL drops 18-month lawsuit against Christian Louboutin as both sides claim they won battle of the red-soled shoes
Revisiting the Christian Louboutin Red Sole Trade Mark Cases, by Eashan Ghosh