Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455327 | Polyimides containing meta-biphenylenedioxy moieties and articles prepared therefrom | J. Richard Pratt | 1995-10-03 |
| 5428102 | Low dielectric polyimides | Anne K. St. Clair, William P. Winfree | 1995-06-27 |
| 5338826 | Structures from low dielectric polyimides | Anne K. St. Clair, William P. Winfree | 1994-08-16 |
| 5304627 | Polyimides containing pendent siloxane groups | John W. Connell, Paul M. Hergenrother | 1994-04-19 |
| 5302692 | Polyimides containing the pentafluorosulfanylbenzene moiety | Anna K. St. Clair | 1994-04-12 |
| 5272248 | Polyimide processing additives | J. Richard Pratt, Diane M. Stoakley, Harold D. Burks | 1993-12-21 |
| 5220070 | 1,3-diamino-5-pentafluorosulfanylbenzene | Anne K. St. Clair, Joseph S. Thrasher | 1993-06-15 |
| 5218083 | Polyimides prepared from 3,5-diaminobenzotrifluoride | Margaret K. Gerber, J. Richard Pratt, Anne K. St. Clair | 1993-06-08 |
| 5212283 | Polyimides containing the cyclobutene-3, 4-dione moiety | — | 1993-05-18 |
| 5189129 | High temperature polymer from maleimide-acetylene terminated monomers | Margaret K. Gerber | 1993-02-23 |
| 5189127 | Crosslinked polyimides prepared from N-(3-ethynylphenyl)maleimide | Margaret K. Gerber | 1993-02-23 |
| 5147966 | Polyimide molding powder, coating, adhesive and matrix resin | Donald J. Progar | 1992-09-15 |
| 5116939 | Polyimide processing additives | James C. Administrator of the National Aeronautics and Space Fletcher, J. Richard Pratt, Diane M. Stoakley, Harold D. Burks | 1992-05-26 |
| 5093453 | Aromatic polyimides containing a dimethylsilane-linked dianhydride | Anne K. St. Clair, J. Richard Pratt | 1992-03-03 |
| 5061783 | Processing for maximizing the level of crystallinity in linear aromatic polyimides | — | 1991-10-29 |
| 5015851 | Slow positron beam generator for lifetime studies | Jag J. Singh, Abe Eftekhari | 1991-05-14 |
| 5004575 | Preparing composite materials from matrices of processable aromatic polyimide thermoplastic blends | Norman J. Johnston, Robert M. Baucom, John R. Gleason | 1991-04-02 |
| 4937317 | Processable polyimide adhesive and matrix composite resin | J. Richard Pratt, Donald J. Progar | 1990-06-26 |
| 4837300 | Copolyimide with a combination of flexibilizing groups | Harold D. Burks, Donald J. Progar | 1989-06-06 |
| 4713439 | Poly(carbonate-imide) polymer | Shubha Maudgal, J. Richard Pratt | 1987-12-15 |
| 4695610 | Semi-2-interpenetrating networks of high temperature systems | Annmarie O. Egli | 1987-09-22 |
| 4624888 | Acetylene (ethynyl) terminated polyimide siloxane and process for preparation thereof | Shubha Maudgal | 1986-11-25 |
| 4603061 | Process for preparing highly optically transparent/colorless aromatic polyimide film | Anne K. St. Clair | 1986-07-29 |
| 4595548 | Process for preparing essentially colorless polyimide film containing phenoxy-linked diamines | Anne K. St. Clair | 1986-06-17 |
| 4552931 | Process of end-capping a polyimide system | Harold D. Burks | 1985-11-12 |