| 2022-08-18 | Kind of alcohol that is a fermented biofuel |
| 2022-06-04 | ___ alcohol |
| 2021-12-20 | Antiknock fluid |
| 2021-05-31 | ___ alcohol (fuel source) |
| 2021-04-03 | Kind of alcohol |
| 2019-07-28 | Kind of alcohol used as biofuel |
| 2019-04-11 | Kind of alcohol |
| 2018-12-30 | Kind of alcohol |
| 2018-03-31 | ___ alcohol |
| 2016-04-28 | Word on an old gas pump |
| 2014-09-01 | Car fuel additive |
| 2013-08-11 | Antiknock additive |
| 2011-01-27 | Kind of alcohol |
| 2010-08-10 | ___ alcohol |
| 2010-05-01 | Antiknock fluid |
| 2010-03-31 | Alcohol type used as biofuel |
| 2010-02-04 | Antiknock additive |
| 2009-04-19 | Kind of alcohol |
| 2008-04-06 | Kind of alcohol |
| 2008-03-26 | ___ alcohol |
| 2006-08-08 | ___ alcohol |
| 2005-02-20 | Antiknock agent |
| 2004-03-04 | Antiknock fluid |
| 2003-09-06 | ___ alcohol |
| 2003-08-25 | Antiknock compound |
| 2002-05-20 | Gas additive |
| 2001-07-02 | Gas additive |
| 2001-06-12 | With 45-Down, C2H5OH |
| 2000-07-24 | Kind of alcohol |
| 1999-06-24 | Refinery product |
| 1994-05-05 | Word on old gas pumps |