Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5908887 | Polyester compositions | Stephen L. Tondre, Alan Yeung | 1999-06-01 |
| 5720859 | Method of forming an electrode on a substrate | Pawel Czubarow, Ryan W. Dupon, Anthony C. Evans | 1998-02-24 |
| 5436310 | Aromatic polymers | Klaus J. Dahl, Patrick J. Horner, Heinrich C. Gors, Richard Whiteley | 1995-07-25 |
| 5068447 | Friedel-crafts preparation of aromatic ketones with an inoganic salt controlling agent | Heinrich C. Gors, Patrick J. Horner | 1991-11-26 |
| 4912195 | Preparation of aromatic polymers using a specified quantity of Lewis acid | Heinrich C. Gors | 1990-03-27 |
| 4879366 | Preparation of aromatic oligomers | Heinrich C. Gors | 1989-11-07 |
| 4868271 | Novel aromatic polymers | Klaus J. Dahl, Patrick J. Horner, Heinrich C. Gors, Richard Whiteley | 1989-09-19 |
| 4843179 | Preparation of 4,4'-diphenoxybenzophenone | Heinrich C. Gors | 1989-06-27 |
| 4826947 | Preparation of poly(arylene ether ketones) | John B. Mazzanti, Stephen Moore | 1989-05-02 |
| 4814508 | Friedel-crafts preparation of aromatic ketones | Heinrich C. Gors, Patrick J. Horner | 1989-03-21 |
| 4808693 | Aryl ether ketone copolymers | Klaus J. Dahl, Stephen Moore | 1989-02-28 |
| 4767837 | Method for preparing poly(aryl ether ketones) | — | 1988-08-30 |
| 4721771 | Preparation of aromatic polymers | Heinrich C. Gors | 1988-01-26 |
| 4709007 | Preparation of aromatic polymers | Heinrich C. Gors | 1987-11-24 |
| 4698393 | Preparation of poly(arylene ether ketones) | Heinrich C. Gors, Stephen Moore, Robert H. Reamey, Paul Becker | 1987-10-06 |
| 4693851 | Purification of acid halides | Mark Bannick, George A. Divers, III | 1987-09-15 |
| 4593086 | Preparation of aromatic ketone-sulfone copolymers | Heinrich C. Gors | 1986-06-03 |
| 4474990 | Preparing p-phenoxy benzoyl compounds | — | 1984-10-02 |
| RE31103 | Crosslinking agent for polymers and wire construction utilizing crosslinked polymers | Alan J. Gotcher, Paul B. Germeraad | 1982-12-14 |
| 4361693 | Preparation of poly(arylene ketones) using thio- and dithiocarbonic acid derivatives | — | 1982-11-30 |