- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 27/055 - Sulfates with alkali metals, copper, gold or silver
Patent holdings for IPC class B01J 27/055
Total number of patents in this class: 115
10-year publication summary
|
11
|
13
|
11
|
8
|
11
|
8
|
2
|
5
|
10
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20803 |
8 |
| Dow Technology Investments LLC | 272 |
6 |
| ARQ Solutions, LLC | 44 |
5 |
| King Fahd University of Petroleum and Minerals | 1149 |
4 |
| Topsoe A/S | 883 |
4 |
| The Procter & Gamble Company | 22050 |
3 |
| Amazentis SA | 159 |
3 |
| Bio2Electric, LLC | 8 |
3 |
| China Petroleum & Chemical Corporation | 1874 |
3 |
| Johnson Matthey Public Limited Company | 1842 |
3 |
| Ecocatalytic Inc. | 20 |
3 |
| LG Chem, Ltd. | 17564 |
2 |
| Dow Global Technologies LLC | 10384 |
2 |
| Cataler Corporation | 573 |
2 |
| Chevron Phillips Chemical Company LP | 1835 |
2 |
| Chiyoda Corporation | 396 |
2 |
| Instituto Mexicano Del Petroleo | 220 |
2 |
| King Faisal University | 908 |
2 |
| Multisorb Technologies, Inc. | 179 |
2 |
| Saint-Gobain Ceramics & Plastics, Inc. | 841 |
2 |
| Other owners | 52 |