Joe Ng, CEO of fashion studio Shift, said Lululemon's pants may have inspired Costco's, but the design isn't as unique as a ...

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

Lululemon has filed a lawsuit against Costco that accuses the wholesale club operator of selling lower-priced duplicates of ...

Lululemon, a premium athleisure company based in Vancouver, Canada, filed its lawsuit against Costco on June 27 in California ...

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

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

Lululemon is accusing Costco of leading customers into believing that the Kirkland-branded “dupes are in fact manufactured by the authentic supplier of the ‘original’ products.” ...

Lululemon is accusing Costco of leading customers into believing that the Kirkland-branded “dupes are in fact manufactured by the authentic supplier of the ‘original’ products.” ...

Lululemon is accusing Costco of leading customers into believing that the Kirkland-branded “dupes are in fact manufactured by the authentic supplier of the ‘original’ products.” ...