Issued Patents All Time
Showing 25 most recent of 137 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410273 | Comb-block copolymers and methods thereof | Shanshan Zhang, Ying Ying Sun, Yujie Sheng, Saifudin M. Abubakar, Guangdi Chen +1 more | 2025-09-09 |
| 12378497 | Polypropylene viscosity modifiers and lubricating oils thereof | Jingwen Zhang, John R. Hagadorn, Jo Ann M. Canich | 2025-08-05 |
| 12305028 | High propylene content EP having low glass transition temperatures | Zhifeng Bai, Jo Ann M. Canich, Jingwen Zhang, Adrian G. Barry, Chase A. Eckert +1 more | 2025-05-20 |
| 12304981 | Polymerization using a spiral heat exchanger | Jay L. Reimers, Kevin W. Lawson, Gabor Kiss | 2025-05-20 |
| 12202920 | Olefin polymerization processes featuring in situ blending of an oil extension | — | 2025-01-21 |
| 11926802 | Lubricating oil composition with viscosity modifier based on syndiotactic propylene-based ethylene- propylene copolymers with improved properties | Sara Yue Zhang, Maryam Sepehr, David L. Morgan, Jingwen Zhang, Jo Ann M. Canich +5 more | 2024-03-12 |
| 11739169 | Solubility improvement of non-metallocene transition metal complexes in aliphatic hydrocarbon solvents | John R. Hagadorn, Francis C. Rix, Charles J. Harlan, Jo Ann M. Canich | 2023-08-29 |
| 11734306 | Data replication method and storage system | Yijia Chen, Ji Ouyang | 2023-08-22 |
| 11578155 | Ethylene-propylene linear copolymers as viscosity modifiers | Jingwen Zhang, John R. Hagadorn, Rainer Kolb, Jo Ann M. Canich, Maksim Shivokhin +1 more | 2023-02-14 |
| 11492425 | Metallocene catalyst compositions and polymerization process therewith | Jian Yang, Xiongdong Lian | 2022-11-08 |
| 11479625 | Ethylene-propylene branched copolymers as viscosity modifiers with enhanced fuel economy | Jingwen Zhang, John R. Hagadorn, Jo Ann M. Canich, Britni J. Brobey, Maksim Shivokhin | 2022-10-25 |
| 11472828 | Indacene based metallocene catalysts useful in the production of propylene polymers | Jian Yang | 2022-10-18 |
| 11421050 | Long chain branched polypropylene via polymerization with aluminum vinyl transfer agent | John R. Hagadorn, Jo Ann M. Canich, Maksim Shivokhin | 2022-08-23 |
| 11414436 | Non-coordinating anion type activators containing cation having large alkyl groups | Catherine A. Faler, Margaret T. Whalley, John R. Hagadorn, Crisita Carmen H. Atienza, Alex E. Carpenter +1 more | 2022-08-16 |
| 11390704 | Ethylene copolymer blends for cross-linking applications | Narayanaswami Dharmarajan, Francis C. Rix, Jo Ann M. Canich, Danica L. Nguyen, Rhutesh K. Shah | 2022-07-19 |
| 11352451 | Dual metallocene catalyst copolymer compositions | Francis C. Rix, Rhutesh K. Shah, Rainer Kolb, Jo Ann M. Canich, Periagaram S. Ravishankar +1 more | 2022-06-07 |
| 11279775 | Polymerization using a spiral heat exchanger | Jay L. Reimers, Kevin W. Lawson, Gabor Kiss | 2022-03-22 |
| 11248113 | Cyclic olefin copolymers and films prepared therefrom | David M. Fiscus, Yong Yang | 2022-02-15 |
| 11180644 | Modified polyethylene compositions with enhanced melt strength | Jianya Cheng, Pradeep P. Shirodkar, Johannes M. Soulages | 2021-11-23 |
| 11130828 | Methods for supplying solid catalysts to a solution polymerization reactor | Robert T. Li, Jay L. Reimers | 2021-09-28 |
| 11059918 | Metallocene catalyst compositions and polymerization process therewith | Jian Yang, Xiongdong Lian | 2021-07-13 |
| 11041035 | Process to produce long-chain branched polyolefins using dienes | John R. Hagadorn, Jo Ann M. Canich, Jingwen Zhang, Britni J. Brobey | 2021-06-22 |
| 11034819 | Self-assembled propylene-based compositions and methods of production thereof | Andy H. Tsou, John R. Hagadorn, Viktor Buchholz | 2021-06-15 |
| 10995170 | Branched ethylene copolymers produced via use of vinyl transfer agents and processes for production thereof | Jo Ann M. Canich, John R. Hagadorn | 2021-05-04 |
| 10927196 | Long chain branched polypropylene via polymerization with aluminum vinyl transfer agent | John R. Hagadorn, Jo Ann M. Canich, Maksim Shivokhin | 2021-02-23 |