Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12344686 | Broad orthogonal distribution polyethylenes for films | Matthew W. Holtcamp, Matthew S. Bedoya, Timothy M. Boller, Hasnain Rangwalla, Ching-Tai Lue +4 more | 2025-07-01 |
| 12091476 | On-line adjustment of catalysts by trim and olefin polymerization | Kevin A. Stevens, Matthew W. Holtcamp, Charles J. Harlan, Xuan Ye, Adriana S. Silva +2 more | 2024-09-17 |
| 12043679 | On-line adjustment of mixed catalyst ratio by trim and olefin polymerization with the same | Kevin A. Stevens, Matthew W. Holtcamp, Charles J. Harlan, Xuan Ye, Adriana S. Silva +2 more | 2024-07-23 |
| 11976140 | In-line trimming of dry catalyst feed | Matthew W. Holtcamp, Kevin A. Stevens, Joshua P. Olson | 2024-05-07 |
| 11787881 | Polyethylene compositions and films prepared therefrom | Adriana S. Silva, Dongming Li, Ching-Tai Lue, Matthew W. Holtcamp, Subramaniam Kuppuswamy +2 more | 2023-10-17 |
| 11712687 | Catalyst systems and polymerization processes for using the same | Matthew W. Holtcamp, Kevin A. Stevens, Laughlin G. McCullough, Subramaniam Kuppuswamy, Matthew S. Bedoya | 2023-08-01 |
| 11629209 | Supported catalyst systems and methods of using same | Rohan A. Hule, Antonios K. Doufas, Derek W. Thurman, Crisita Carmen H. Atienza, Matthew W. Holtcamp +1 more | 2023-04-18 |
| 11459408 | Methods for scale-up from a pilot plant to a larger production facility | Bruce J. Savatsky, Ryan W. Impelman | 2022-10-04 |
| 11447587 | Methods for scale-up from a pilot plant to a larger production facility | Bruce J. Savatsky, Ryan W. Impelman | 2022-09-20 |
| 11370860 | Supported catalyst systems and methods of using same | Rohan A. Hule, Antonios K. Doufas, Derek W. Thurman, Crisita Carmen H. Atienza, Matthew W. Holtcamp +1 more | 2022-06-28 |
| 11274196 | Polyethylene compositions and films prepared therefrom | Dongming Li, Ching-Tai Lue, Adriana S. Silva, Matthew W. Holtcamp, Laughlin G. McCullough +1 more | 2022-03-15 |
| 10934376 | Polyethylene compositions and films made therefrom | Dongming Li, Matthew W. Holtcamp, Ching-Tai Lue, Adriana S. Silva, Subramaniam Kuppuswamy +1 more | 2021-03-02 |
| 10926250 | Catalyst systems and polymerization processes for using the same | Matthew W. Holtcamp, Kevin A. Stevens, Laughlin G. McCullough, Subramaniam Kuppuswamy, Matthew S. Bedoya | 2021-02-23 |
| 10927202 | Polyethylene compositions and articles made therefrom | Ching-Tai Lue, Adriana S. Silva, Matthew W. Holtcamp, Ryan W. Impelman, Richard E. Pequeno +4 more | 2021-02-23 |
| 10927203 | Polyethylene compositions and articles made therefrom | Ching-Tai Lue, Adriana S. Silva, Matthew W. Holtcamp, Ryan W. Impelman, Richard E. Pequeno +5 more | 2021-02-23 |
| 10913808 | Mixed catalysts with unbridged hafnocenes with -CH2-SiMe3 moieties | Matthew W. Holtcamp, Laughlin G. McCullough, Matthew S. Bedoya, Charles J. Harlan, Ching-Tai Lue +1 more | 2021-02-09 |
| 10822434 | Catalyst systems and polymerization processes for using the same | Matthew W. Holtcamp, Dongming Li, Ching-Tai Lue, Adriana S. Silva, Laughlin G. McCullough +2 more | 2020-11-03 |
| 10808053 | Polyethylene compositions and articles made therefrom | Dongming Li, Ching-Tai Lue, Adriana S. Silva, Matthew W. Holtcamp, Laughlin G. McCullough +2 more | 2020-10-20 |
| 10717790 | Catalyst composition comprising fluorided support and processes for use thereof | Xuan Ye, Matthew W. Holtcamp, Laughlin G. McCullough, Jo Ann M. Canich, Gregory S. Day +1 more | 2020-07-21 |
| 10703838 | Mixed catalyst systems with four metallocenes on a single support | Matthew W. Holtcamp, Matthew S. Bedoya, Ching-Tai Lue | 2020-07-07 |
| 10647786 | Supported catalyst systems and processes for use thereof | Xuan Ye, John R. Hagadorn, Matthew W. Holtcamp, Gregory S. Day | 2020-05-12 |
| 10640583 | Catalyst composition comprising fluorided support and processes for use thereof | Xuan Ye, Matthew W. Holtcamp, Lubin Luo, Laughlin G. McCullough, Gregory S. Day +3 more | 2020-05-05 |
| 10618989 | Polyethylene composition | Antonios K. Doufas, Matthew W. Holtcamp, Xuan Ye, Alexander I. Norman, Rohan A. Hule +1 more | 2020-04-14 |
| 10590212 | Multimodal and broad molecular weight high density polyethylene | Antonios K. Doufas, Alexander I. Norman, Matthew W. Holtcamp, Keith R. Green, Rohan A. Hule +1 more | 2020-03-17 |
| 10533063 | Supported catalyst systems and processes for use thereof | Xuan Ye, John R. Hagadorn, Matthew W. Holtcamp, Gregory S. Day, Carlos R. Lopez-Barron | 2020-01-14 |