Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10125062 | Propylene production processes and catalyst systems for use therein | Vu A. Dang, Lei Zhang, Jude T. Ruszkay, Edrick Morales, Steven T. Coleman | 2018-11-13 |
| 8475898 | Polyolefin resin blends for crack-resistant pipe | Gregory G. Hlatky, Sebastian Joseph, Jean A. Merrick-Mack, Kenneth J. Klug, Wallace W. Yau | 2013-07-02 |
| 7951743 | Preparation of ultra high molecular weight linear low density polyethylene | — | 2011-05-31 |
| 7638586 | Olefin polymerization process | Kenneth J. Klug | 2009-12-29 |
| 7429635 | Preparation of ultra high molecular weight linear low density polyethylene | — | 2008-09-30 |
| 7273914 | Olefin polymerization methods | Barbara M. Tsuie, Mark P. Mack, Edward S. Vargas, Debra L. Beran | 2007-09-25 |
| 7230056 | Catalyst preparation method | — | 2007-06-12 |
| 7196147 | Olefin polymerization process with improved operability and polymer properties | Kenneth J. Klug | 2007-03-27 |
| 7125939 | Olefin polymerization with polymer bound single-site catalysts | Shao-Hua Guo | 2006-10-24 |
| 7094723 | Catalysts containing at least one heterocyclic ligand for improving the catalysts' performance of olefin polymerization | Clifford C. Lee, Mark P. Mack | 2006-08-22 |
| 7084221 | Polymerization catalyst system containing polyether-modified aluminoxane | Shao-Hua Guo | 2006-08-01 |
| 6995220 | Ethylene polymerization process | Gregory G. Hlatky | 2006-02-07 |
| 6967231 | Olefin polymerization process | Douglas D. Klendworth, Mark K. Reinking | 2005-11-22 |
| 6933353 | Olefin polymerization process | — | 2005-08-23 |
| 6930156 | Polymer bound single-site catalysts | Shao-Hua Guo | 2005-08-16 |
| 6908972 | Method for making polyolefins | Barbara M. Tsuie, Karen L. Neal-Hawkins, Sandor Nagy, Michael W. Lynch, Mark P. Mack +4 more | 2005-06-21 |
| 6903170 | Olefin polymerization process using triisobutylaluminum as a scavenger | — | 2005-06-07 |
| 6861485 | Multi-catalyst system for olefin polymerization | — | 2005-03-01 |
| 6841506 | Polymerization catalyst system containing polyether-modified aluminoxane | Shao-Hua Guo | 2005-01-11 |
| 6838410 | Catalysts for making polyolefins | Clifford C. Lee, Mark P. Mack, Gregory G. Hlatky, Sandor Nagy, Barbara M. Tsuie +1 more | 2005-01-04 |
| 6818713 | Process for making polyethylene | Gregory G. Hlatky | 2004-11-16 |
| 6794468 | Olefin polymerization process | — | 2004-09-21 |
| 6790805 | Process for the in-situ preparation of single-site transition metal catalysts and polymerization process | — | 2004-09-14 |
| 6710005 | Aluminoxane modification | Shao-Hua Guo | 2004-03-23 |
| 6693155 | Propylene polymerization process | Craig C. Meverden, Gregory G. Hlatky | 2004-02-17 |