Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419112 | Spill resistant lid | Robert Bruce, Robert C. Warrer | 2002-07-16 |
| 4986437 | Spill resistant lid | — | 1991-01-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419112 | Spill resistant lid | Robert Bruce, Robert C. Warrer | 2002-07-16 |
| 4986437 | Spill resistant lid | — | 1991-01-22 |