Core Viewpoint - Lululemon has filed a lawsuit against Costco, accusing the warehouse retailer of selling low-priced knockoffs of its popular athleisure apparel, thereby infringing on its patents and profiting illegally from its reputation and labor [1][2]. Group 1: Lawsuit Details - Lululemon claims that Costco is selling unauthorized replicas of its products, including popular items like the Scuba hoodie, Define jacket, and ABC pants [2]. - The lawsuit includes evidence such as screenshots from Costco's website, showing a Hi-Tec men's Scuba full-zip jacket priced at $19.97, while Lululemon's similar jackets are priced over $100 each [3]. - Lululemon is seeking a jury trial and demands that Costco cease the sale of the alleged knockoff products, along with unspecified damages [5]. Group 2: Company Statements - A spokesperson for Lululemon emphasized the company's commitment to innovation and the significant investment in product development, stating that it takes the protection of intellectual property seriously and will take legal action when necessary [2]. Group 3: Previous Legal Context - Lululemon had a similar legal dispute with Peloton in 2021, which later resulted in a five-year partnership where Lululemon became Peloton's primary apparel partner [6].