Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689004 | Diamines containing pendent phenylethynyl groups | John W. Connell, Paul M. Hergenrother | 1997-11-18 |
| 5681967 | Phenylethynyl phthalic anhydride | Paul M. Hergenrother | 1997-10-28 |
| 5637670 | Polybenzimidazoles via aromatic nucleophilic displacement | John W. Connell, Paul M. Hergenrother | 1997-06-10 |
| 5606014 | Imide oligomers and co-oligomers containing pendent phenylethynyl groups and polymers therefrom | John W. Connell, Paul M. Hergenrother | 1997-02-25 |