Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647956 | Cellulosic, modified lignin and cationic polymer composition and process for making improved paper or paperboard | David L. Elliott, Wood E. Hunter | 1997-07-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647956 | Cellulosic, modified lignin and cationic polymer composition and process for making improved paper or paperboard | David L. Elliott, Wood E. Hunter | 1997-07-15 |