Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4647379 | Nitrogen-containing water-soluble polymer flocculants | — | 1987-03-03 | $4,896,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4647379 | Nitrogen-containing water-soluble polymer flocculants | — | 1987-03-03 | $4,896,000 |