Kirkland golf ball lawsuit heats up

Costco’s Kirkland Signature golf balls became one of their most wildly popular products, frequently sold out or when they were in stock, in short supply.

They sent Costco a letter alleging false advertising because of the Kirkland Signature promise, and Costco retaliated by asking for a declaratory judgement that the warehouse club’s ball was not infringing on Acushnet’s golf ball patents.

Costco golf balls now at center of lawsuit They also ask that the court help Acushnet “recover Costco’s illicit profits and damages arising out of the acts of deception described above, and a sum equal to three times such profits and damages” be awarded to the golf ball manufacturer.

patents in golf ball technology than any other manufacturer (at least 1,200), and a history of defending that portfolio through years of litigation made the Korean company a more formidable foe than Costco was expecting.