Issued Patents 1982
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349479 | Method of salvaging aromatic bisimide values | Tohru Takekoshi | 1982-09-14 |
| 4340545 | Method for making aromatic bis(ether anhydrides) | Bharat M. Mehta | 1982-07-20 |
| 4329291 | Method for making aromatic bis(ether anhydride)s | Bharat M. Mehta | 1982-05-11 |
| 4329292 | Continuous method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride) | — | 1982-05-11 |
| 4329496 | Method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride) | — | 1982-05-11 |
| 4318857 | Method for making aromatic bis (ether anhydrides) | Donald L. Phipps | 1982-03-09 |