Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689004 | Diamines containing pendent phenylethynyl groups | Joseph G. Smith, Jr., Paul M. Hergenrother | 1997-11-18 |
| 5637670 | Polybenzimidazoles via aromatic nucleophilic displacement | Paul M. Hergenrother, Joseph G. Smith, Jr. | 1997-06-10 |
| 5606014 | Imide oligomers and co-oligomers containing pendent phenylethynyl groups and polymers therefrom | Joseph G. Smith, Jr., Paul M. Hergenrother | 1997-02-25 |