Ah, Calvin Klein pants, the staple Christmas present for every man and teenage boy across the country. That's not sarcastic - I know multiple men who don't buy their own pants cause they get them as a ...

Lovers of figure-hugging yoga wear are a highly-prized market these days. And now, Lululemon Athletica Inc. wants to stand between them and their Calvins. Lululemon's skyrocketing popularity has been ...

TORONTO – Trendy yoga gear maker Lululemon Athletica Inc. is suing Calvin Klein Inc. for patent infringement, accusing the designer of copying a waistband used on its popular body-hugging pants.