Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383569 | Compositions and methods to protect calcitic and/or siliceous materials | Geoffrey Charles Christ | 2002-05-07 |
| 6197382 | Compositions and methods to protect calcitic and/or siliceous surfaces | Geoffrey Charles Christ | 2001-03-06 |
| 6113978 | Methods and compositions to protect asphaltic materials | Geoffrey Charles Christ | 2000-09-05 |