Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631330 | Process for preparing phenol-functional polymer | Albert I. Yezrielev, William E. Wellman, Ralph M. Kowalik, Michael G. Romanelli | 1997-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631330 | Process for preparing phenol-functional polymer | Albert I. Yezrielev, William E. Wellman, Ralph M. Kowalik, Michael G. Romanelli | 1997-05-20 |