Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7119137 | Moisture-impervious water-swellable clay-containing “water-stop” composition | Jerald W. Darlington, Jr. | 2006-10-10 |
| 7022398 | Moisture-impervious water-swellable clay-containing “water-stop” composition containing a water-penetrable coating | Jerald W. Darlington, Jr., Robert J. Trauger | 2006-04-04 |
| 6783802 | Hydraulic barrier | Jerald W. Darlington, Jr., Craig M. Mattern, Richard Carriker, Mark Clarey | 2004-08-31 |