Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888425 | Preparation of polyalkylene polyamines | — | 1989-12-19 |
| 4855329 | Polysiloxane-polyoxyalkylene terpolymers for polyurethane foam manufacture | Charles H. Blevins, II, Gerald J. Murphy | 1989-08-08 |
| 4814409 | Polysiloxane-polyoxyalkylene terpolymers for polyurethane foam manufacture | Charles H. Blevins, II, Gerald J. Murphy | 1989-03-21 |