Under Armour Sues Former NFL Player Using 'I Will' Tag Line

Under Armour is not pleased that its motivational “I Will” tag line is being used by a former football player trying to build up his new fitness business.The company last month sued Ike Williams in California federal court, alleging trademark infringement over the former NFL player's branding of his fitness …

Source: Under Armour Sues Former NFL Player Using 'I Will' Tag Line