- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 37/03 - PrecipitationCo-precipitation
Patent holdings for IPC class B01J 37/03
Total number of patents in this class: 2604
10-year publication summary
|
191
|
168
|
237
|
225
|
172
|
172
|
164
|
178
|
171
|
66
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1862 |
88 |
| Saudi Arabian Oil Company | 12858 |
65 |
| IFP Energies Nouvelles | 2893 |
64 |
| BASF SE | 20777 |
61 |
| BASF Corporation | 1714 |
58 |
| LG Chem, Ltd. | 17561 |
54 |
| Rhodia Operations | 1582 |
54 |
| Chevron U.S.A. Inc. | 3929 |
34 |
| SABIC Global Technologies B.V. | 4288 |
31 |
| Toyota Motor Corporation | 31451 |
30 |
| China Petroleum & Chemical Corporation | 1869 |
30 |
| Clariant International Ltd. | 933 |
30 |
| Uop LLC | 4209 |
29 |
| Umicore AG & Co. KG | 856 |
29 |
| Council of Scientific & Industrial Research | 1421 |
26 |
| NOVA Chemicals (International) S.A. | 770 |
23 |
| Centre National de La Recherche Scientifique | 10321 |
22 |
| Dow Global Technologies LLC | 10354 |
22 |
| Saudi Basic Industries Corporation | 573 |
22 |
| Cataler Corporation | 575 |
22 |
| Other owners | 1810 |