Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873293 | Partially hydrolyzed, poly(N-acyl alkylenimines) in personal care | George L. Brode | 1989-10-10 |
| 4837005 | Partially hydrolyzed, poly(N-acyl)alkylenimines in personal care | George L. Brode | 1989-06-06 |