Lawsuit claims Costco is infringing on its trademarks, trade dress and design patents from Lulelemon's Define jacket, Scuba hoodie and ABC pants.

Luxury athletic wear maker Lululemon is suing warehouse giant Costco over alleged "knockoffs" or "dupes" ‒ cheaper copies of popular items ‒ sold by the warehouse giant. Lululemon filed the lawsuit in ...

People who buy their milk at Costco have noticed that the Kirkland-brand milk stays fresh longer than other brands -- way past its sell-by date.

By now, you might have heard about the lululemon lawsuit against Costco. There’s a fascinating twist that an intellectual property attorney pointed out to me recently, and that I think is worth ...

Costco's switch from Pepsi to Coca-Cola at its food courts is underway. All of of the warehouse retailer's food courts will make the switch by the fall.

As the company plans to open more stores nationwide, here are fun facts about the massive Costco Wholesale store at One Daytona.

New openings are on the way next month, and one might be near you. Here's the scoop on Costco's latest store news. Why Is Costco Opening New Stores?