Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11618791 | Systems and methods for producing a supported catalyst | Brian R. Berg, Handel D. Bennett, Robert Griffin, Chelsey M. Broussard, Bruce J. Savatsky | 2023-04-04 |
| 11591417 | Deactivation methods for active components from gas phase polyolefin polymerization processes | Bruce J. Savatsky, Micah A. McClure, Kevin M. Ferreira, Charles J. Harlan, Valerie H. Markham | 2023-02-28 |
| 11492428 | Methods to produce heterogeneous polyethylene granules | Xuan Ye, Jonathan J. Schaefer, Timothy M. Boller, Christopher S. Breiner, Kevin A. Stevens +4 more | 2022-11-08 |
| 11142591 | Polymerization process | John R. Hagadorn, Charles J. Harlan, Richard B. Pannell | 2021-10-12 |
| 11015001 | Catalyst systems and polymerization processes for using the same | Xuan Ye, Lubin Luo, Charles J. Harlan, Richard B. Pannell, William A. Lamberti | 2021-05-25 |
| 10870716 | Catalyst systems and methods for preparing and using the same | — | 2020-12-22 |
| 10519256 | Supported catalyst compositions having improved flow properties and preparation thereof | Richard B. Pannell, Shamah Lloyd | 2019-12-31 |
| 10329364 | Catalyst composition, methods of preparation and use in a polymerization process | Richard B. Pannell, David M. Glowczwski, Timothy R. Lynn, Fathi David Hussein, Phuong A. Cao +2 more | 2019-06-25 |
| 10035868 | Continuity compositions and methods of making and using the same | Richard B. Pannell, David M. Glowczwski, Timothy R. Lynn, Fathi David Hussein, Phuong A. Cao +2 more | 2018-07-31 |
| 9809656 | Feeding polymerization additives to polymerization processes | Richard B. Pannell, David M. Glowczwski | 2017-11-07 |
| 9676885 | Continuity compositions and methods of making and using the same | Richard B. Pannell, David M. Glowczwski, Timothy R. Lynn, F. David Hussein, Phuong A. Cao +2 more | 2017-06-13 |
| 9221936 | Continuity additive for polyolefin polymerization processes | Ghanshyam Ganu H. Patel, R. Eric Pequeno, Bruce J. Savatsky, F. David Hussein | 2015-12-29 |
| 8962510 | Continuity additives and their use in polymerization processes | Agapios K. Agapiou, David M. Glowczwski, Steven Ackerman, Michael D. Awe, Ghanshyam H. Patel | 2015-02-24 |
| 8841393 | Catalyst composition having improved flow characteristics and methods of making and using the same | Agapios K. Agapiou, David M. Glowczwski, Ghanshyam Ganu H. Patel | 2014-09-23 |
| 8742041 | Processes for the polymerization of olefins with extracted metal carboxylate salts | R. Eric Pequeno, Fathi David Hussein, Kevin J. Cann, Bruce J. Savatsky, Eric J. Markel +3 more | 2014-06-03 |
| 8637615 | Methods for making polyolefin products having different shear thinning properties and haze | Dongming Li, Ching-Tai Lue, Mark G. Goode, Stefan B. Ohlsson | 2014-01-28 |
| 8633286 | Catalyst compositions comprising support materials having an improved particle-size distribution | Tae Hoon Kwalk, Dongming Li, Porter C. Shannon | 2014-01-21 |
| 8598287 | Metallocene catalysts and their use in polymerization processes | Dongming Li, Ching-Tai Lue, Francis C. Rix, Mark G. Goode, Daniel P. Zilker, Jr. +1 more | 2013-12-03 |
| 8329835 | Polyethylene compositions having improved properties | Mark G. Goode, Rainer Kolb, Tae Hoon Kwalk, Dongming Li, Ching-Tai Lue +2 more | 2012-12-11 |
| 7985811 | Method for controlling sheeting in gas phase reactors | Robert O. Hagerty, Michael E. Muhle, Agapios K. Agapiou, Mark G. Goode, F. David Hussein +2 more | 2011-07-26 |
| 7582711 | Ziegler-type catalysts having increased productivity | Steven Ackerman | 2009-09-01 |
| 7354880 | Catalyst composition and methods for its preparation and use in a polymerization process | Agapios K. Agapiou, David M. Glowczwski, Steven Ackerman | 2008-04-08 |
| 7001961 | Catalyst composition and methods for its preparation and use in a polymerization process | Agapios K. Agapiou, David M. Glowczwski, Steven Ackerman | 2006-02-21 |
| 6995235 | Methods of producing polyolefins and films therefrom | Fred D. Ehrman, Rainer Kolb, Porter C. Shannon, Keith W. Trapp | 2006-02-07 |
| 6943134 | Bimodal polyolefin production process and films therefrom | G. McCullough Laughlin, Pradeep P. Shirodkar, Fred D. Ehrman, Porter C. Shannon, Robert Santana +2 more | 2005-09-13 |