Issued Patents All Time
Showing 25 most recent of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252558 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2025-03-18 |
| 12195562 | Ethylene polymerization processes and reactor systems for the production of multimodal polymers using combinations of a loop reactor and a fluidized bed reactor | Eric J. Netemeyer, Joseph A. Curren, Michael H. Treptau, Kenneth A. Dooley, Jeffrey S. Lowell +2 more | 2025-01-14 |
| 11969725 | Reactor jacket design | Anurag Gupta, Scott E. Kufeld, Larry W. Ezell, Robert R. McElvain, Robert F. Parrott | 2024-04-30 |
| 11845814 | Ethylene polymerization processes and reactor systems for the production of multimodal polymers using combinations of a loop reactor and a fluidized bed reactor | Eric J. Netemeyer, Joseph A. Curren, Michael H. Treptau, Kenneth A. Dooley, Jeffrey S. Lowell +2 more | 2023-12-19 |
| 11845815 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2023-12-19 |
| 11767378 | Ethylene polymerization processes and reactor systems for the production of multimodal polymers using combinations of a loop reactor and a fluidized bed reactor | Eric J. Netemeyer, Joseph A. Curren, Michael H. Treptau, Kenneth A. Dooley, Jeffrey S. Lowell +2 more | 2023-09-26 |
| 11684904 | Initiator injection into high pressure LDPE reactors | Kenneth A. Dooley, Corey W. Knight, Ralph J. Price | 2023-06-27 |
| 11548957 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2023-01-10 |
| 11466104 | Ethylene polymerization processes and reactor systems for the production of multimodal polymers using combinations of a loop reactor and a fluidized bed reactor | Eric J. Netemeyer, Joseph A. Curren, Michael H. Treptau, Kenneth A. Dooley, Jeffrey S. Lowell +2 more | 2022-10-11 |
| 11254761 | Catalyst pretreatment and feeding system for polypropylene production | Reza Khankal, Bryan M. Garner, James E. Hein | 2022-02-22 |
| 10947331 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2021-03-16 |
| 10913046 | Cooling between multiple polyolefin polymerization reactors | Maruti Bhandarkar, Elizabeth Ann Benham, Rebecca A. Gonzales, Catherine M. Gill, Timothy O. Odi +2 more | 2021-02-09 |
| 10858458 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2020-12-08 |
| 10844148 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2020-11-24 |
| 10844147 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2020-11-24 |
| 10799847 | Polyolefin production with multiple polymerization reactors | Maruti Bhandarkar, Elizabeth Ann Benham, Rebecca A. Gonzales, Scott E. Kufeld, Catherine M. Gill +2 more | 2020-10-13 |
| 10781273 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2020-09-22 |
| 10703832 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2020-07-07 |
| 10696759 | Multiple reactor and multiple zone polyolefin polymerization | Joseph A. Curren, Rebecca A. Gonzales, Scott E. Kufeld, Eric J. Netemeyer, Jamie N. Sutherland +2 more | 2020-06-30 |
| 10646845 | Cooling between multiple polyolefin polymerization reactors | Maruti Bhandarkar, Elizabeth Ann Benham, Rebecca A. Gonzales, Catherine M. Gill, Timothy O. Odi +2 more | 2020-05-12 |
| 10478799 | Heat transfer in a polymerization reactor | Scott E. Kufeld, John D. Hottovy | 2019-11-19 |
| 10106634 | Process for forming polyolefins | Scott E. Kufeld | 2018-10-23 |
| 9963523 | Polyethylene production with multiple polymerization reactors | Maruti Bhandarkar, Elizabeth Ann Benham, Rebecca A. Gonzales, Scott E. Kufeld, Catherine M. Gill +2 more | 2018-05-08 |
| 9962670 | Compressible liquid diluent in polyolefin polymerization | John D. Hottovy | 2018-05-08 |
| 9850330 | Process for forming polyolefins | Scott E. Kufeld | 2017-12-26 |