- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 31/08 - Ion-exchange resins
Patent holdings for IPC class B01J 31/08
Total number of patents in this class: 110
10-year publication summary
9
|
8
|
7
|
11
|
8
|
8
|
11
|
3
|
6
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Organo Corporation | 394 |
10 |
Rohm and Haas Company | 2805 |
4 |
Dow Global Technologies LLC | 10147 |
3 |
Chevron Phillips Chemical Company LP | 1779 |
3 |
Korea Institute of Industrial Technology | 994 |
3 |
Scientific Design Company, Inc. | 131 |
3 |
BASF SE | 19740 |
2 |
Uop LLC | 4083 |
2 |
China Petroleum & Chemical Corporation | 1623 |
2 |
Council of Scientific and Industrial Research | 670 |
2 |
Kurita Water Industries Ltd. | 1110 |
2 |
LyondellBasell Acetyls, LLC | 88 |
2 |
Musashino Chemical Laboratory, Ltd. | 23 |
2 |
PTT Global Chemical PCL | 123 |
2 |
Rhein Chemie Rheinau GmbH | 42 |
2 |
Saudi Arabian Oil Company | 11322 |
2 |
Shanghai Research Institute of Petrochemical Technology Sinopec | 252 |
2 |
Tokuyama Corporation | 1248 |
2 |
University of Louisville Research Foundation, Inc. | 709 |
2 |
Embion Technologies SA | 10 |
2 |
Other owners | 56 |