Titleist they would be appealing the decision. Acushnet somewhat redesigned the Pro-V1 during the dispute. On August 14, 2009, the Court of Appeals for the Federal Circuit vacated the judgment against Acushnet and ordered a new trial. On March 29, 2010, a federal jury ruled in favor of Acushnet (Titleist), and found that the Callaway patents were invalid. Titleist is a respected and popular golf brand, with such players as Adam Scott, Steve Stricker, Bill Haas, Geoff Ogilvy, and Jordan Spieth under contract. Tiger Woods, Rory McIlroy, Matteo Manassero and Nick Watney were also contracted to use Titleist before moving to
Titleist Nike. It is not uncommon that even if players switch equipment brands, they insist on being able to play the Titleist PRO V1 ball. Some players like Tiger Woods also continue to use their Scotty Cameron putters; his has been in his bag for 13 of his 14 major championship wins. When the Nike contract began Woods refused to use the Nike drivers for a long time and continued to use his Titleist one. Up until the 2010 British Open, Woods carried a Titleist putter, but has since switched to a Nike Method putter, which was then replaced by a