The Quaker Oats Company, known as Quaker, is an American food conglomerate based in Chicago, Illinois. As Quaker Mill Company, the company was founded in 1877 in Ravenna, Ohio. In 1881, Henry Crowell bought the company and launched a national advertising campaign for Quaker Oats. In 1911, the company acquired the Great Western Cereal Company. The iconic cylindrical package was introduced in 1915. Although Quaker Oats Company claims that the "Quaker man" is not meant to resemble or represent an actual person, the company identified the Quaker man as William Penn in advertising dating back to 1909. In 1983, Quaker acquired Stokely-Van Camp, Inc., the maker of Van Camp's and Gatorade. In 2001, PepsiCo bought Quaker Oats for $14 billion, primarily to acquire the Gatorade brand. In the 1850s, Ferdinand Schumacher and Robert Stuart founded oat mills. Schumacher founded the German Mills American Oatmeal Company in Akron, Ohio, and Stuart founded the North Star Mills in Hearst, Ontario, Rupert's Land. In 1870, Schumacher ran his first known cereal advertisement in the Akron Beacon Journal newspaper. In 1877, the Quaker Mill Company of Ravenna, Ohio, was founded. According to some accounts, Quaker Mill partner Henry Seymour came up with the brand name after discovering an encyclopedia article about Quakers. He that the qualities describing Quakers, such as integrity, honesty, and purity, were traits that he wanted customers to associate with the company's product. According to the company, William Heston also claimed to have selected the name. Quaker Mill Company held the trademark on the Quaker name. In Ravenna, Ohio, on September 4, 1877, Henry Seymour of the Quaker Mill Company applied for the first trademark for a breakfast cereal—"a figure of a man in 'Quaker garb'". In 1879, John Stuart and his son Robert joined with George Douglas to form Imperial Mill and set up their operation in Chicago, Illinois.