Kirkland Signature is now bigger than some of the world’s biggest companies—and it has become essential to Costco’s business.

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 is suing Costco, alleging that the discount wholesaler is selling knockoffs of its $128 pants and other pricey ...

Lululemon is suing Costco, alleging the wholesale retailer knowingly sold knockoff versions or dupes of its popular products.

Lululemon is accusing Costco of leading customers to believe that these dupes, slang for duplicates, “are in fact ...

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

Lululemon alleges that Costco has stolen the intellectual property of its Scuba hoodies and sweatshirts, Define 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 has filed a lawsuit against Costco, accusing the megaretailer of selling “dupes” of its popular athletic wear that ...

Costco Wholesale Corporation (NASDAQ:COST) is one of the 12 best consumer goods stocks billionaires are quietly buying. On ...

The athleisure brand alleges that Costco sells rip-offs of its SCUBA pullover sweater, DEFINE jacket and ABC pants and is seeking monetary compensation for lost profits. IE 11 is not supported.