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 wealth. By 1911, with public outcry at a climax, the Supreme Court of the United States ruled, in "Standard Oil Co. of New Jersey v. United States", that Standard Oil of New Jersey must be dissolved under the Sherman Antitrust Act and split into 34 companies. Two of these companies were Standard Oil of New Jersey (Jersey Standard or Esso), which eventually became Exxon, and Standard Oil of New York (Socony), which eventually became Mobil; those two companies later merged into ExxonMobil. Over the next few decades, both companies grew significantly. Jersey Standard, led by Walter C. Teagle, became the