Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338222 | Method of making a biphenol dianhydride composition, method for purification of a biphenol dianhydride, and poly(etherimide)s derived from the biphenol dianhydride | Dadasaheb V. Patil, Juan Justino Rodriguez Ordonez | 2025-06-24 |
| 12258448 | Method of making a biphenol dianhydride composition, method for purification of a biphenol dianhydride composition, and poly (etherimides) derived from the biphenol dianhydride | Dadasaheb V. Patil | 2025-03-25 |
| 12098247 | Poly(etherimide), method for the manufacture thereof, and articles comprising the poly(etherimide) | Peter Johnson, Dadasaheb V. Patil | 2024-09-24 |
| 11623908 | Method for purification of a biphenol tetraacid composition and a biphenol tetraacid composition | Juan Justino Rodriguez Ordonez | 2023-04-11 |
| 10829449 | Methods of manufacture of bis(ether anhydride)s and polyetherimides | Tarun Kumar Pal, Meerakani Mohamed Ali Sait | 2020-11-10 |