Lululemon Athletica filed a patent infringement lawsuit against Costco Wholesale on Friday, alleging the warehouse retailer violated intellectual property rights by selling “knockoff” versions ...

Lululemon is suing Costco, alleging the wholesale retailer knowingly sold knockoff versions or dupes of its popular products and allegedly acted in bad faith. The Vancouver-based athleisure ...

Lawsuit claims Costco is infringing on its trademarks, trade dress and design patents from Lulelemon's Define jacket, Scuba ...

A lawsuit filed in a California court recently alleges Costco sells dupes of Lululemon's Scuba hoodies and sweatshirts, ...

Lululemon Athletica Inc. LULU filed a patent infringement lawsuit against Costco Wholesale Corp. COST on Friday, alleging the warehouse retailer violated intellectual property rights by selling ...