Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190440 | Odor absorbing container with an absorbent material between inner and outer concentric walls | — | 2001-02-20 |
| 5224975 | Litter box deodorizer | Diana W. Purnell | 1993-07-06 |
| 4882873 | Insect elimination kit and methods for its use | — | 1989-11-28 |