The athleisure brand filed a suit on June 27 against Costco, claiming its Kirkland Signature line is selling knockoffs of its ...

Lululemon accuses Costco of making duplicates of several products, including its popular Scuba hoodies, Define jackets and ...

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

Fashion “dupes,” or less expensive versions of high-end clothing and other accessories, are just about everywhere these days.

Lululemon is suing Costco for allegedly selling knockoffs of its activewear, spotlighting the fight over design rights in the ...

Lululemon has sued Costco, alleging the retailer sells low-cost athleisure apparel knockoffs that unlawfully infringe ...

The athleisure company alleged in a lawsuit that Costco is selling discounted "dupes" of some of Lululemon's most popular items.