Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338257 | Metallocenes and methods thereof | Matthew W. Holtcamp, Subramaniam Kuppuswamy, Matthew S. Bedoya, Laughlin G. McCullough | 2025-06-24 |
| 12091476 | On-line adjustment of catalysts by trim and olefin polymerization | Kevin A. Stevens, David F. Sanders, Matthew W. Holtcamp, 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, David F. Sanders, Matthew W. Holtcamp, Xuan Ye, Adriana S. Silva +2 more | 2024-07-23 |
| 11739169 | Solubility improvement of non-metallocene transition metal complexes in aliphatic hydrocarbon solvents | John R. Hagadorn, Peijun Jiang, Francis C. Rix, Jo Ann M. Canich | 2023-08-29 |
| 11591417 | Deactivation methods for active components from gas phase polyolefin polymerization processes | Chi-I Kuo, Bruce J. Savatsky, Micah A. McClure, Kevin M. Ferreira, Valerie H. Markham | 2023-02-28 |
| 11279723 | Metallocene synthesis process | Matthew W. Holtcamp, Subramaniam Kuppuswamy, Steven C. Haas | 2022-03-22 |
| 11225539 | Supported transition metal bis(phenolate) complexes and their use as catalysts for olefin polymerization | Nikola S. Lambic, John R. Hagadorn, Jo Ann M. Canich | 2022-01-18 |
| 11186601 | Metallocene compounds having appended Lewis acids and polymerization therewith | Matthew W. Holtcamp, Subramaniam Kuppuswamy, Matthew S. Bedoya, Kevin A. Stevens | 2021-11-30 |
| 11161922 | Toluene free silica supported single-site metallocene catalysts from in-situ supported MAO formation in aliphatic solvents | Lubin Luo, Anupriya Jain | 2021-11-02 |
| 11142591 | Polymerization process | John R. Hagadorn, Richard B. Pannell, Chi-I Kuo | 2021-10-12 |
| 11117983 | Carbon dioxide as a catalyst quench agent in solution polymerization, and products made therefrom | Aaron Sattler, George Rodriguez, Aakriti Jain, Florin Barsan, Danica L. Nguyen +2 more | 2021-09-14 |
| 11021552 | Toluene free silica supported single-site metallocene catalysts from in-situ supported alumoxane formation in aliphatic solvents | Steven C. Haas, Lubin Luo, Francis C. Rix, Xuan Ye | 2021-06-01 |
| 11015001 | Catalyst systems and polymerization processes for using the same | Xuan Ye, Lubin Luo, Chi-I Kuo, Richard B. Pannell, William A. Lamberti | 2021-05-25 |
| 10927203 | Polyethylene compositions and articles made therefrom | Ching-Tai Lue, Adriana S. Silva, Matthew W. Holtcamp, David F. Sanders, Ryan W. Impelman +5 more | 2021-02-23 |
| 10927202 | Polyethylene compositions and articles made therefrom | Ching-Tai Lue, Adriana S. Silva, Matthew W. Holtcamp, David F. Sanders, Ryan W. Impelman +4 more | 2021-02-23 |
| 10913808 | Mixed catalysts with unbridged hafnocenes with -CH2-SiMe3 moieties | Matthew W. Holtcamp, Laughlin G. McCullough, Matthew S. Bedoya, David F. Sanders, Ching-Tai Lue +1 more | 2021-02-09 |
| 10899860 | Polymerization processes and polymers made therefrom | Adriana S. Silva, Matthew W. Holtcamp, Ryan W. Impelman, Richard E. Pequeno, Kevin A. Stevens +1 more | 2021-01-26 |
| 10844150 | Mixed catalysts with 2,6-bis(imino)pyridyl iron complexes and bridged hafnocenes | Matthew W. Holtcamp, Xuan Ye, Michelle E. Titone, Matthew S. Bedoya, Subramaniam Kuppuswamy +1 more | 2020-11-24 |
| 10647798 | Spray-dried olefin polymerization catalyst compositions and polymerization processes for using the same | Matthew W. Holtcamp, Quanchang Li, David C. Calabro, Gerardo J. Majano Sanchez, Machteld M. W. Mertens | 2020-05-12 |
| 10544244 | Bridged biphenyl phenol transition metal complexes, production and use thereof | Catherine A. Faler | 2020-01-28 |
| 10266622 | Olefin polymerization catalyst system comprising mesoporous organosilica support | Matthew W. Holtcamp, Matthew S. Bedoya, Quanchang Li, Machteld M. W. Mertens | 2019-04-23 |
| 10239967 | Olefin polymerization catalyst system comprising mesoporous organosilica support | Matthew W. Holtcamp, Matthew S. Bedoya, Quanchang Li, Machteld M. W. Mertens | 2019-03-26 |
| 10155826 | Olefin polymerization catalyst system comprising mesoporous organosilica support | Matthew W. Holtcamp, Quanchang Li, Machteld M. W. Mertens | 2018-12-18 |
| 6207130 | Metal-exchanged carboxylato-alumoxanes and process of making metal-doped alumina | Aivaras Kareiva, Chuansheng Bai, D. Brent MacQueen, Andrew R. Barron, Ronald Cook | 2001-03-27 |