Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8575284 | Aluminoxane catalyst activators derived from dialkylaluminum cation precursor agents, processes for making same, and use thereof in catalysts and polymerization of olefins | Samuel A. Sangokoya, Xiao Wu, Steven P. Diefenbach, Brian Kneale | 2013-11-05 |
| 8501655 | Catalyst activators, processes for making same, and use thereof in catalysts and polymerization of olefins | Steven P. Diefenbach | 2013-08-06 |
| 8354485 | Aluminoxane catalyst activators derived from dialkylaluminum cation precursor agents, processes for making same, and use thereof in catalysts and polymerization of olefins | Samuel A. Sangokoya, Xiao Wu, Steven P. Diefenbach, Brian Kneale | 2013-01-15 |
| 8088952 | Ionic bronsted acid | Zhike Wang, Steven P. Diefenbach, Xiao Wu | 2012-01-03 |
| 7960488 | Aluminoxane compositions, their preparation, and their use in catalysis | Samuel A. Sangokoya, Jamie R. Strickler, Steven P. Diefenbach | 2011-06-14 |
| 7928172 | Catalyst activators, processes for making same, and use thereof in catalysts and polymerization of olefins | Katherine Wu, Steven P. Diefenbach | 2011-04-19 |
| 7923401 | Single-site catalyst activators, processes for making same, and use thereof in catalysts and polymerization of olefins | — | 2011-04-12 |
| 7902390 | Catalyst activators, processes for making same, and use thereof in catalysts and polymerization of olefins | Zhike Wang, Steven P. Diefenbach | 2011-03-08 |
| 7897707 | Catalyst activators, processes for making same, and use thereof in catalysts and polymerization of olefins | Zhike Wang, Steven P. Diefenbach | 2011-03-01 |
| 7355058 | Haloaluminoxane compositions, their preparation, and their use in catalysis | Samuel A. Sangokoya, Steven P. Diefenbach, Jamie R. Strickler, Christopher G. Bauch | 2008-04-08 |
| 7193100 | Haloaluminoxane compositions, their preparation, and their use in catalysis | Samuel A. Sangokoya, Steven P. Diefenbach, Jamie R. Strickler, Christopher G. Bauch | 2007-03-20 |
| 7160965 | Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalysts | Tobin J. Marks, Sung-Cheol Yoon | 2007-01-09 |
| 7119158 | Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalysts | Tobin J. Marks, Sung-Cheol Yoon | 2006-10-10 |
| 6747112 | Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalysts | Tobin J. Marks, Sung-Cheol Yoon | 2004-06-08 |
| 6670299 | Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalysts | Tobin J. Marks, Sung-Cheol Yoon | 2003-12-30 |
| 6544922 | Cyclopentadienyl-containing low-valent early transition metal olefin polymerization catalysts | Tobin J. Marks, Sung-Cheol Yoon | 2003-04-08 |