Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857615 | Method of making condensed phase polymers | Spencer F. Silver, Eugene G. Joseph | 1989-08-15 |
| 4857618 | Condensed phase polymers | Spencer F. Silver, Eugene G. Joseph | 1989-08-15 |
| 4824953 | Multi-step process for producing 5-hydroxy-N-(6-oxo-piperidyl-methyl)-2-(2,2,2-trifluoro-ethoxy)-benzamid e and derivatives | — | 1989-04-25 |