Marathon Oil in North America, including $600 million in the Eagle Ford and $200 million in the Bakken formation. The company owns 277,000 net acres in the Bakken formation. Marathon began as The Ohio Oil Company in 1887. In 1889, it was purchased by John D. Rockefeller's Standard Oil. It remained a part of Standard Oil until Standard Oil was broken in 1911. In 1930, The Ohio Oil Company bought the Transcontinental Oil Company and established the "Marathon" brand name. In 1962, the company changed its name to "Marathon Oil Company". In 1982, Mobil made a hostile offer to buy the company;
Standard Oil They made large purchases of stock in US Steel, Amalgamated Copper, and even Corn Products Refining Co. Weetman Pearson, a British petroleum entrepreneur in Mexico, began negotiating with Standard Oil in 1912–13 to sell his "El Aguila" oil company, since Pearson was no longer bound to promises to the Porfirio Díaz regime (1876–1911) to not to sell to U.S. interests. However, the deal fell through and the firm was sold to Royal Dutch Shell. Standard Oil's production increased so rapidly it soon exceeded U.S. demand and the company began viewing export markets. In the 1890s, Standard Oil began marketing kerosene