For background, let’s go to Alexander Aciman’s exhaustive comparison of a pair of two pairs of pants: one sold by lululemon, and one sold under Coscto’s in-house brand Kirkland Signature. This was ...

Lululemon is accusing Costco of stealing from its "path-breaking" brand by selling dupes of its sweatshirts, jackets and ...

Lululemon has a steep hill to climb. The line between following a trend and illegally copying a design can be quite ...

Lululemon Athletica claims in its lawsuit filed in the U.S. District Court for the Central District of California that Costco ...

Lululemon, the prestigious sportswear brand, has filed a lawsuit against Costco, accusing it of selling replicas of its products under the Kirkland brand.

Cheaper look-alikes have been around for years, but social media has made them more popular. Dupes can move into shaky legal ...

Lululemon has filed a lawsuit against Costco claiming that the membership-based wholesale retail company sold similar ...

Lululemon filed a lawsuit against Costco over Kirkland brand products that allegedly copy its Scuba hoodies, Define jackets ...

Does your athleticwear from Costco look similar to a Lululemon outfit? That's intentional, a new lawsuit alleges.

Lululemon Athletica has filed a lawsuit against Costco Wholesale, alleging that the warehouse-club chain is selling knockoff ...

Lululemon is suing Costco in federal court, alleging that the retailer is selling unauthorized knock-offs of its apparel. The ...

Lululemon alleges that Costco has stolen the intellectual property of its Scuba hoodies and sweatshirts, Define jackets and ...