Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5992621 | Cigarette package capable of extinguishing and storing cigarette butts | Donald F. Grant, Earl P. Hoeg | 1999-11-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5992621 | Cigarette package capable of extinguishing and storing cigarette butts | Donald F. Grant, Earl P. Hoeg | 1999-11-30 |