Louboutin & the Law: Switzerland Turns Down Red Sole Trademark Request – WWD
Here's How Christian Louboutin, Inspired by Showgirls, Proved Trampy Can Be Chic
Has Christian Louboutin Committed Trademark Shoe-icide? – IP Currents
Louboutin Wages New Red Sole Trademark, Design Patent Lawsuit
Designer Louboutin wins case on red soled high-heels
Christian Louboutin Files New Lawsuit Over Red Sole, Sneaker Designs – Sourcing Journal
Christian Louboutin's Fight to Trademark Red Soles
Red soles are Christian Louboutin's trademark - Retail in Asia
Louboutin v Zara court case: no proven risk of red sole confusion - High heels daily