Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876328 | Polyamide composition | Clyde H. Sheppard | 1989-10-24 |
| 4871475 | Polysulfone and polyethersulfone oligomers | Clyde H. Sheppard | 1989-10-03 |
| 4868270 | Heterocycle sulfone oligomers and blends | Clyde H. Sheppard, Ronald R. Stephenson | 1989-09-19 |
| 4859395 | Method for encapsulating hazardous wastes using a staged mold | Samuel L. Unger, Rodney W. Telles | 1989-08-22 |
| 4851501 | Polyethersulfone prepregs, composites, and blends | Clyde H. Sheppard | 1989-07-25 |
| 4851495 | Polyetherimide oligomer | Clyde H. Sheppard | 1989-07-25 |
| 4847333 | Blended polyamide oligomers | Clyde H. Sheppard | 1989-07-11 |