Louboutin vs. Yves Saint Laurent: Litigation Surveys as Evidence
The Red-Soled Shoe Case - WSJ
The $1 Million Case of The Red-Soled Shoes
Can You Trademark a Color? - Freakonomics
The Worldwide Trademark Battle over the Iconic Red Bottom Shoe - Chicago-Kent
trademark protection – The Fashion Industry Law Blog
Fashion; red in tooth and claw?
The Fight for Red: Fashion Statement or Protected Trademark?
Christian Louboutin's Red Sole – Is it Solely a Shape Mark?
Christian Louboutin's struggle over the Red Sole Trademark – Mayrose By Nivea
CHRISTIAN LOUBOUTIN, THE FRENCHY WITH THE RED SOLES SIGNATURE
The Worldwide Trademark Battle over the Iconic Red Bottom Shoe - Chicago-Kent
How does Louboutin figure it has a trademark on a red sole (versus Yves Saint Laurent making a red-soled shoe)? - Quora
Frozen 2 versus Christian Louboutin: could Anna's red-soled shoes lead to a trademark dispute? - World Trademark Review