Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624180 | Drain protector | Donald L. Beaver, Jr., Joshua D. Beaver, Troy L. Beaver, Katlyn Palmer, Brandon W. Guida | 2023-04-11 |
| 11174611 | Adsorbent boom for the containment of contaminant spills | Donald L. Beaver, Jr., Joshua D. Beaver, Irvin R. Parks, Jr., Brandon W. Guida | 2021-11-16 |
| 11124960 | Drain protector | Donald L. Beaver, Jr., Joshua D. Beaver, Troy L. Beaver, Katlyn Palmer, Brandon W. Guida | 2021-09-21 |
| 10626570 | Adsorbent boom for the containment of contaminant spills | Donald L. Beaver, Jr., Joshua D. Beaver, Irvin R. Parks, Jr., Brandon W. Guida | 2020-04-21 |
| 8230530 | Protective cover for preventing spilled liquids from flowing into drains or holes | R. Douglas Evans, JR., Matthew J. Huff | 2012-07-31 |
| 7950075 | Protective cover for preventing spilled liquids from flowing into drains or holes | R. Douglas Evans, JR., Matthew J. Huff | 2011-05-31 |
| 5771507 | Extendible drain closure device | Brian Schmidt | 1998-06-30 |
| 5743674 | Absorbent berm device | — | 1998-04-28 |