A Federal Appeals Court Upholds Louboutin's Trademark for Red-Soled Shoes:, Michael C. Dorf, Verdict
Is Christian Louboutin in or out? - Quora
Louboutin v. YSL Red Sole Shoe Trademark Infringement
How does Louboutin figure it has a trademark on a red sole (versus Yves Saint Laurent making a red-soled shoe)? - Quora
Trademark issue: Red sole(ly) for Louboutin? LexDellmeier – Markenanwalt, Designanwalt München - Schutzrechte Marken, Designs, Patente, Gebrauchsmuster, Urheberrechte - Mark
Christian Louboutin: Sole Man
Court Rules Louboutin Can Enforce a Trademark on Its Red Outsoles - The New York Times
Louboutin could lose red-sole monopoly
YSL Successfully Challenges Louboutin's Trademarked Red Soles
The Fight for Red: Fashion Statement or Protected Trademark?
A Little History Of Red Shoes, by The Awl, The Awl