Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676746 | Agglomerates for use in making cellulosic products | — | 1997-10-14 |
| 5676747 | Calcium carbonate pigments for coating paper and paper board | — | 1997-10-14 |
| 5676748 | Bulking and opacifying fillers for paper and paper board | — | 1997-10-14 |
| 5653795 | Bulking and opacifying fillers for cellulosic products | — | 1997-08-05 |