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

THEY say imitation is the sincerest form of flattery, but what happens when it veers into outright theft? Read more at The ...

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 ...

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

This battle stands out because it involves two large publicly listed companies and takes direct aim at the growing cultural ...

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

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

Less expensive versions of high-end clothing and other accessories are just about everywhere these days. But these fashio ...

The lawsuit alleges that Costco is intentionally mimicking the Lululemon-brand clothing in an effort to make customers think ...

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

A trade dress complaint by Lululemon could provide a roadmap to help other plaintiffs make their best cases, argue counsel.