- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 31/08 - Ion-exchange resins
Patent holdings for IPC class B01J 31/08
Total number of patents in this class: 127
10-year publication summary
|
7
|
11
|
9
|
8
|
11
|
3
|
6
|
12
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Organo Corporation | 528 |
14 |
| Chevron Phillips Chemical Company LP | 1847 |
3 |
| China Petroleum & Chemical Corporation | 2005 |
3 |
| Korea Institute of Industrial Technology | 1016 |
3 |
| Scientific Design Company, Inc. | 116 |
3 |
| BASF SE | 21151 |
2 |
| Uop LLC | 4283 |
2 |
| Rohm and Haas Company | 2946 |
2 |
| Dow Global Technologies LLC | 10720 |
2 |
| Council of Scientific and Industrial Research | 592 |
2 |
| LyondellBasell Acetyls, LLC | 97 |
2 |
| Musashino Chemical Laboratory, Ltd. | 19 |
2 |
| PTT Global Chemical PCL | 119 |
2 |
| Rhein Chemie Rheinau GmbH | 41 |
2 |
| SABIC Global Technologies B.V. | 4466 |
2 |
| Saudi Arabian Oil Company | 13886 |
2 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 266 |
2 |
| Tohoku University | 2885 |
2 |
| Tokuyama Corporation | 1451 |
2 |
| University of Louisville Research Foundation, Inc. | 725 |
2 |
| Other owners | 71 |