Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668273 | Carboxyalkyl cellulose esters | John M. Allen, Alan Kent Wilson, Paul Lee Lucas | 1997-09-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668273 | Carboxyalkyl cellulose esters | John M. Allen, Alan Kent Wilson, Paul Lee Lucas | 1997-09-16 |