Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7951970 | Process for recycling cyclopentadienyl derivatives and preparing metallocenes from recycled, substituted cyclopentadienyl derivatives | Patrik Müller, Reynald Chevalier, Christian Sidot, Valerie Garcia | 2011-05-31 |
| 7851644 | Heterocyclic metallocenes and polymerization catalysts | John A. Ewen, Michael J. Elder, Yuri A. Dubitsky | 2010-12-14 |
| 7750097 | Polymerization catalysts, main group coordination compounds, process for preparing polyolefins and polyolefins | — | 2010-07-06 |
| 7723450 | Transition metal compound, ligand system, catalyst system and process for preparing polyolefins | Michael J. Elder, Jennifer Kipke, Alexander Koeppl, Markus Schopf, John A. Ewen | 2010-05-25 |
| 7544749 | Polymerization catalysts, organic transition metal compounds, process for preparing polyolefins and polyolefins | Naka Seidel, Michael J. Elder, John A. Ewen | 2009-06-09 |
| 7531672 | Preparation of heterocyclic ketones | Michael J. Elder | 2009-05-12 |
| 7504354 | Organometallic transition metal compound, biscyclopentadienyl ligand system, catalyst system and process for preparing polyolefins | Michael J. Elder, John A. Ewen | 2009-03-17 |
| 7238818 | Heterocyclic metallocenes and polymerization catalysts | John A. Ewen, Michael J. Elder, Yuri A. Dubitsky | 2007-07-03 |
| 7141637 | Metallocene compounds and process for the preparation of propylene polymers | Michael J. Elder | 2006-11-28 |
| 7094847 | Metallocene compounds and use thereof in catalysts for the polymerization of olefins | Clyde E. Bishop, Krishna Raman, Vu A. Dang, Lin Yu, Luigi Resconi +2 more | 2006-08-22 |
| 6635779 | Metallocene compounds, process for their preparation and their use in catalytic systems for the polymerization of olefins | John A. Ewen, Michael J. Elder | 2003-10-21 |
| 6444833 | Metallocene compounds, process for their preparation and their use in catalytic systems for the polymerization of olefins | John A. Ewen, Michael J. Elder | 2002-09-03 |
| 6403772 | Open-pentadienyl metallocenes, precursors thereof and polymerization catalysts therefrom | John A. Ewen, Robert W. Strozier, Michael J. Elder | 2002-06-11 |
| 6365764 | Bridged bis-fluorenyl metallocenes process for the preparation thereof and use thereof in catalysts for the polymerization of olefins | Luigi Resconi | 2002-04-02 |
| 6211108 | Metallocene compounds and use thereof in catalysts for the polymerization of olefins | Clyde E. Bishop, Krishna Raman, Vu A. Dang, Lin Yu, Luigi Resconi +2 more | 2001-04-03 |
| 6180733 | Bridged bis-fluorenyl metallocenes, process for the preparation thereof and use thereof in catalysts for the polymerization of olefins | Luigi Resconi | 2001-01-30 |
| 6054404 | Bridged bis-fluorenyl metallocenes, process for the preparation thereof and use thereof in catalysts for the polymerization of olefins | Luigi Resconi | 2000-04-25 |
| 5786495 | Bridged bis-fluorenyl metallocenes, process for the preparation thereof and use thereof in catalysts for the polymerization of olefins | Luigi Resconi | 1998-07-28 |
| 5081282 | Prostaglandins | Norman H. Wilson | 1992-01-14 |
| 5077309 | Prostaglandins | Norman H. Wilson | 1991-12-31 |
| 5028733 | Prostaglandins | Norman H. Wilson | 1991-07-02 |
| 5025034 | Prostaglandins | Norman H. Wilson | 1991-06-18 |
| 5006539 | Prostaglandins | Norman H. Wilson | 1991-04-09 |
| 4945106 | Prostaglandins | Norman H. Wilson | 1990-07-31 |
| 4837234 | Prostaglandins | Norman H. Wilson | 1989-06-06 |