Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888411 | Crosslinkable polycyclic polycarbonate oligomer and methods for their preparation and use | Thomas Gerard Shannon | 1989-12-19 |
| 4829144 | Cyclic polyester oligomer and method for their preparation | Thomas Gerard Shannon | 1989-05-09 |
| 4814420 | Detecting the stoichiometric end point of phosgenation reactions | Thomas Gerard Shannon, Philip G. Kosky, Paul William Buckley, James Manio Silva | 1989-03-21 |