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 ...

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

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

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

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.

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

In a 49-page lawsuit filed in California, Lululemon accused the retail wholesaler of selling knockoff versions of its Scuba clothing and popular ABC men’s pants.

Lululemon has filed a lawsuit against Costco, accusing the megaretailer of selling “dupes” of its popular athletic wear that ...