John Harvey Kellogg and in 1898 released the first batch of Sanitas Toasted Corn Flakes. A modified version with a longer shelf life was released in 1902. By that time, both "Granose Biscuits" and "Granose Flakes" were available. Will Kellogg continued to develop and market flaked cereal. When he proposed adding sugar to the flakes, John would not agree to the change. So, in 1906, Will started his own company, the Battle Creek Toasted Corn Flake Company. This marked the start of a decades-long feud between the brothers. Will's Battle Creek Toasted Corn Flake Company would eventually became the Kellogg Company, while John
Kellogg Switchboard & Supply Company ensued, which led to Stromberg-Carlson's reincorporation as a New York state corporation in 1902. Milo Kellogg recovered his health, and discovered what DeWolf had done. Kellogg sued to stop the sale of his stock. In two separate decisions by the Supreme Court of Illinois—"Brown v. Cragg," 230 Ill. 299 (1907) and "Dunbar v. American Telephone and Telegraph," 238 Ill. 456 (1909)—Kellogg retained ownership of his company. In 1903, the Kellogg Switchboard & Supply Company was the target of a bitter strike by the Brass Molder's Union Local 83 and the International Brotherhood of Teamsters. Kellogg Switchboard & Supply was supported