Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5162466 | Use of methylene-bridged derivatives of cyclopentadienyl dicarbollide complexes of titanium, zirconium and hafnium as polymerization catalysts | Frederick J. Karol, Robert Brady | 1992-11-10 |
| 5034366 | High activity vanadium-based catalyst | Frederick J. Karol | 1991-07-23 |
| 5030605 | Catalyst for regulating the molecular weight distribution of ethylene polymers | Frederick J. Karol | 1991-07-09 |
| 4999327 | Catalyst for regulating the molecular weight distribution of ethylene polymers | Frederick J. Karol | 1991-03-12 |
| 4988784 | Catalyst for regulating the molecular weight distribution of ethylene polymers | Frederick J. Karol | 1991-01-29 |
| 4923938 | Catalyst for regulating the molecular weight distribution of ethylene polymers | Kevin J. Cann, Frederick J. Karol, Arthur E. Marcinkowsky, Mark G. Goode, Eugene H. Theobald | 1990-05-08 |
| 4886771 | Catalyst for regulating the molecular weight distribution of ethylene polymers | Frederick J. Karol | 1989-12-12 |
| 4845067 | Catalyst for regulating the molecular weight distribution of ethylene polymers | Kevin J. Cann, Frederick J. Karol, Arthur E. Marcinkowsky, Mark G. Goode, Eugene H. Theobald | 1989-07-04 |