Lululemon, maker of high-end yoga and exercise apparel, patented some design elements on their yoga pants. They sued Calvin Klein when they started to make som

Lululemon, maker of high-end yoga and exercise apparel, patented some design elements on their yoga pants. They sued Calvin Klein when they started to make some similar pants. It was settled out of court: http://www.theglobeandmail.com/globe-investor/lululemon-calvin-klein-reach-settlement-on-yoga-pants/article5489791/ http://www.theglobeandmail.com/globe-investor/lululemon-calv...