Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650528 | Metallocene compounds | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1997-07-22 |
| 5646323 | Process for preparing metallocene compounds | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1997-07-08 |
| 5591879 | Process for preparing cyclopentadienyl-type ligands | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1997-01-07 |
| 5578741 | Process for preparing cyclopentadienyl-type ligands | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1996-11-26 |
| 5565396 | Catalyst systems and polymerization processes | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1996-10-15 |
| 5563284 | Cyclopentadienyl-type ligands, metallocenes, catalyst systems, preparation, and use | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1996-10-08 |
| 5554795 | Process for preparing cyclopentadienyl-type ligands | Krisztina Frey, Helmut G. Alt, M. Bruce Welch | 1996-09-10 |