Issued Patents All Time
Showing 51–75 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5206383 | o,o'-bismaleimide resin systems | — | 1993-04-27 |
| 5102972 | Polyhydric phenol chain extenders for certain bismaleimide resin | Joseph J. Zupancic | 1992-04-07 |
| 5025079 | Ortho-ortho aramatic bis maleimide-diamine resin | Joseph J. Zupancic, Donald R. Jamieson, Elaine F. Schumacher, Allyson J. Buehler | 1991-06-18 |
| 4919808 | Semipermeable membrane compositions | Joseph J. Zupancic | 1990-04-24 |
| 4885091 | Process for the preparation of chlorine-resistant semipermeable membranes | Joseph J. Zupancic | 1989-12-05 |
| 4815445 | Solid catalysts for epimerization of aldoses; continuous interconversion of epimeric sugars | Blaise J. Arena, Bruce E. Firth | 1989-03-28 |
| 4792404 | Desalination of saline water | Joseph J. Zupancic | 1988-12-20 |
| 4772394 | Chlorine-resistant semipermeable membranes | Joseph J. Zupancic | 1988-09-20 |
| 4764566 | Pendant biphenylene as a cross-linking site in aromatic thermoplastic polymers | — | 1988-08-16 |
| 4758251 | Separation of gases through gas enrichment membrane composites | Paul R. Kurek | 1988-07-19 |
| 4747953 | Composite membranes based on interpenetrating polymer networks | Joseph J. Zupancic | 1988-05-31 |
| 4708981 | Water insoluble proton conducting polymers | Joseph J. Zupancic, Sandra Louise Petty-Weeks | 1987-11-24 |
| 4695483 | Method for the preparation of composite membranes based on interpenetrating polymer networks | Joseph J. Zupancic | 1987-09-22 |
| 4664757 | Method and apparatus for gas detection using proton-conducting polymers | Joseph J. Zupancic, Sandra Louise Petty-Weeks | 1987-05-12 |
| 4664761 | Electrochemical method and apparatus using proton-conducting polymers | Joseph J. Zupancic, Sandra Louise Petty-Weeks | 1987-05-12 |
| 4661254 | Chlorine-resistant semipermeable membranes | Joseph J. Zupancic | 1987-04-28 |
| 4627859 | Facilitated gas enrichment membrane composites and a process for the preparation thereof | Joseph J. Zupancic | 1986-12-09 |
| 4614769 | NADH.sub.2 mimics as chiral pseudohydrogenases | Joseph J. Zupancic | 1986-09-30 |
| 4614770 | NADHCN mimics as chiral pseudocyanotransferases | Joseph J. Zupancic | 1986-09-30 |
| 4613440 | Composite membranes based on interpenetrating polymer networks | Joseph J. Zupancic | 1986-09-23 |
| 4536301 | Enhanced oil recovery | Thomas P. Malloy | 1985-08-20 |
| 4511492 | Electrically conducting aromatic azopolymers and method of preparation | David W. House | 1985-04-16 |
| 4505846 | Electrically conducting polymers | David W. House | 1985-03-19 |
| 4501675 | Enhanced oil recovery | Thomas P. Malloy | 1985-02-26 |
| 4466910 | Electrically conducting polymers | David W. House | 1984-08-21 |