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

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

The Canadian athleisure brand has accused the warehouse club operator of copying at least six of its products, including its ...

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

The Vancouver-based athleisure brand filed a lawsuit on Friday, saying Costco had created "confusingly similar" dupes of its ...

Lululemon alleges that Costco has stolen the intellectual property of its Scuba hoodies and sweatshirts, Define jackets and ...

Does your athleticwear from Costco look similar to a Lululemon outfit? That's intentional, a new lawsuit alleges.

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