| 2025-10-02 | One of four awarded to Bill Nye |
| 2025-01-09 | One of 3,000+ annually for IBM |
| 2023-07-23 | Easily recognizable |
| 2022-06-14 | Inventor's protection |
| 2021-01-29 | George Washington signed America's first one in 1790 |
| 2020-10-05 | Inventor's goal |
| 2019-08-12 | Inventor's quest |
| 2018-12-26 | Entrepreneur's protection |
| 2017-08-08 | It lasts 20 years |
| 2015-08-28 | Item authorized by Article I, Section 8 of the Constitution |
| 2013-11-30 | Recognition not sought by Benjamin Franklin |
| 2013-09-18 | Inventor's award |
| 2008-11-06 | Barefaced |
| 2008-10-05 | Kind of examiner 56-Across was |
| 2007-05-30 | Inventor's goal |
| 2006-09-01 | Lincoln is the only U.S. president to have one |
| 2006-01-30 | Inventor's goal |
| 2005-10-08 | Unmistakable |
| 2004-06-24 | Brainchild protector |
| 2003-02-24 | ___ leather |
| 2002-08-31 | Manifest |
| 2001-12-06 | Obvious |
| 2001-12-04 | Inventor's desire |
| 2000-10-08 | Clear |
| 1999-05-07 | Kind of lawyer |
| 1997-11-16 | It may be pending |
| 1995-11-12 | Obvious |
| 1995-10-14 | Plain as day |