Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902707 | Bicyclic pyrazolidinones, compositions and use | Sandra K. Sigmund | 1990-02-20 |
| 4826992 | 2,3-(Dihydro) bicyclic pyrazolidinones | Sandra K. Sigmund | 1989-05-02 |
| 4826993 | Substituted diazolidinones | Richard E. Holmes | 1989-05-02 |
| 4767871 | Pyrazolidinium ylides | Richard E. Holmes | 1988-08-30 |