| 1879 |
The Pacific Coast Oil Company was the forerunner of the Standard Oil Company of California. |
| 1879 |
Rockefeller's Standard Oil Company opens a marketing office in San Francisco. |
| 1900 |
Standard Oil buys Pacific Coast Oil Co. and funds the largest refinery in California in Richmond. |
| 1906 |
The name of the company was changed to Standard Oil Company (California). |
| 1911 |
El Segundo was selected as the site for the second refinery in California. |
| 1931 |
The first "chevron" emblem. A three-bar chevron is chosen to identify the company's service stations. |
| 1945 |
During World War II, the famous "winged V" was adopted for the fourth letter in "Chevron," to suggest the company's deep commitment to the war effort. |
| 1984 |
The majority of the company's operations and products were using the "Chevron" name; on July 1, 1984, Standard Oil Company of California was changed to Chevron Corporation.
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| 1984 |
The company merged with Gulf Oil. |
| 2001 |
In October, 2001, the company merged with Texaco and Caltex to become ChevronTexaco.
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| 2005 |
The company acquired Unocal Corporation, which strengthened Chevron's position as an energy industry leader, and enhanced its oil and natural gas assets around the world.
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| 2005 |
The company name was changed to Chevron to convey a clearer, stronger and more unified presence around the world.
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