Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849460 | Process for preparing polyurea and polyurea/polyurethane polymers from polymeric polyamine | James M. Bentley, James P. Brown, David J. Sparrow | 1989-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849460 | Process for preparing polyurea and polyurea/polyurethane polymers from polymeric polyamine | James M. Bentley, James P. Brown, David J. Sparrow | 1989-07-18 |