Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4614762 | Water soluble linear polyethyleneimine derivative from water-insoluble polyethyleneimine, polyvinyl alcohol and aldehyde | Nelson S. Marans | 1986-09-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4614762 | Water soluble linear polyethyleneimine derivative from water-insoluble polyethyleneimine, polyvinyl alcohol and aldehyde | Nelson S. Marans | 1986-09-30 |