 Mad Dogg Athletics has trained over 200,000 instructors in its Spinning program and has reached millions of fitness enthusiasts in over 80 countries worldwide through a network of over 35,000 fitness facilities.Mad Dogg Athletics claims trademark ownership for the terms Spin, Spinner, Spinning, Spin Fitness, SPINPower, and the Spinning logo, among others.Spinning arguably has, over time, become a generic term in the United States, and a generic term cannot function as a trademark; but Mad Dogg Athletics has registered Spinning as a trademark on the Principal Register of the United States Patent and Trademark Office.