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

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

Lululemon has filed a lawsuit against Costco claiming that the membership-based wholesale retail company sold similar ...

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

People on social media and news outlets have noted that Costco sells items similar to pricey Lululemon apparel — but are they too similar?

Lululemon filed a lawsuit against Costco over Kirkland brand products that allegedly copy its Scuba hoodies, Define jackets ...

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

Lululemon is suing Costco in federal court, alleging that the retailer is selling unauthorized knock-offs of its apparel. The lawsuit claims consum ...

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

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

Vancouver-based Lululemon asserts that Costco sells apparel that mimics the look and feel of its products.