The athleisure brand is accusing Costco of selling knockoffs of several of its signature designs and offering them at a lower ...

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

Lululemon is taking Costco to court, accusing the wholesale club of selling lower-priced knockoffs of its products.

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