Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637744 | Bis fluorenyl metallocenes and use thereof | Helmut G. Alt, M. Bruce Welch, Peter P. Chu | 1997-06-10 |
| 5631335 | Process of polymerizing olefins using diphenylsilyl or dimethyl tin bridged 1-methyl fluorenyl metallocenes | Helmut G. Alt, M. Bruce Welch, Peter P. Chu | 1997-05-20 |
| 5627118 | Silyl bridged metallocenes and use thereof | Syriac J. Palackal, Helmut G. Alt, Tara G. Hill, Gil R. Hawley, Peter P. Chu +2 more | 1997-05-06 |
| 5627247 | Organometallic fluorenyl compounds and use thereof in olefin polymerization | Helmut G. Alt, Gil R. Hawley, Paul D. Smith, Syriac J. Palackal, Michael Schmid +4 more | 1997-05-06 |
| 5616752 | Metallocenes and processes therefor and therewith | Bernd Peifer, Helmut G. Alt, Rolf L. Geerts, Darryl R. Fahey, M. Bruce Welch +2 more | 1997-04-01 |
| 5610247 | Unbridged metallocenes of 9-substituted fluorenyl compounds and use thereof | Helmut G. Alt, Syriac J. Palackal, M. Bruce Welch, Rolf L. Geerts, Eric T. Hsieh +5 more | 1997-03-11 |