Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5120818 | Chain-extended poly(aryl ether ketones) | Lloyd M. Robeson, Markus Matzner, James E. Harris, Louis M. Maresca | 1992-06-09 |
| 5084530 | Poly(aryl ether sulfone)-poly(aryl ether ketone) block copolymers | Markus Matzner, James H. Botkin | 1992-01-28 |
| 5037936 | Bis(acid chloride) terminated polyaryl ether ketone oligomer | Robert A. Clendinning, James E. Harris, George T. Kwiatkowski, Lee P. McMaster, Markus Matzner | 1991-08-06 |
| 4968758 | Poly(aryl ether sulfone)-poly(aryl ether ketone) block copolymers block copolymers | Markus Matzner, James H. Botkin | 1990-11-06 |
| 4959423 | Nucleating agents for poly(aryl ether ketones) | James E. Harris | 1990-09-25 |
| 4908425 | Chain-extended poly(aryl ether ketones) | Lloyd M. Robeson, Markus Matzner, James E. Harris, Louis M. Maresca | 1990-03-13 |
| 4891167 | Block polymers containing a poly(aryl ether ketone) and methods for their production | Robert A. Clendinning, James E. Harris, Donald R. Kelsey, Markus Matzner, Lloyd M. Robeson +1 more | 1990-01-02 |
| 4870155 | Novel poly (etherimide) compositions | Markus Matzner, Donald M. Papuga | 1989-09-26 |
| 4861915 | Poly (aryl ether ketone) block copolymers | Robert A. Clendinning, James E. Harris, George T. Kwiatkowski, Lee P. McMaster, Markus Matzner | 1989-08-29 |
| 4820790 | Chain-extended poly(aryl ether ketones) | Markus Matzner | 1989-04-11 |
| 4786694 | Poly(aryl ether ketone) block copolymers | Robert A. Clendinning, James E. Harris, George T. Kwiatkowski, Lee P. McMaster, Markus Matzner | 1988-11-22 |
| 4774296 | Block polymers containing a poly(aryl ether ketone) and methods for their production | Robert A. Clendinning, James E. Harris, Donald R. Kelsey, Markus Matzner, Lloyd M. Robeson +1 more | 1988-09-27 |
| 4774314 | Preparing poly(aryl ethers) using alkaline earth metal carbonates, organic acid salts, and optionally copper compounds, as catalysts | Donald R. Kelsey, Markus Matzner | 1988-09-27 |
| 4748227 | Process for preparing poly(aryl ether)ketones using a sodium carbonate/organic acid salt catalyst | Markus Matzner | 1988-05-31 |
| 4731429 | Novel poly(aryl ether ketones) | Lee P. McMaster | 1988-03-15 |