- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 23/68 - Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
Patent holdings for IPC class B01J 23/68
Total number of patents in this class: 300
10-year publication summary
|
18
|
16
|
29
|
18
|
22
|
15
|
18
|
12
|
13
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
28 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
18 |
| Dow Technology Investments LLC | 270 |
16 |
| Scientific Design Company, Inc. | 131 |
13 |
| Shell Oil Company | 2196 |
10 |
| Dow Global Technologies LLC | 10147 |
10 |
| Murata Manufacturing Co., Ltd. | 22355 |
9 |
| Honda Motor Co., Ltd. | 24537 |
8 |
| Shell USA, Inc. | 1074 |
7 |
| Johnson Matthey Public Limited Company | 1852 |
6 |
| Siemens AG | 24990 |
5 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
5 |
| Mitsui Mining & Smelting Co., Ltd. | 1373 |
5 |
| Toshiba Materials Co., Ltd. | 600 |
5 |
| Virent, Inc. | 107 |
5 |
| LG Chem, Ltd. | 17205 |
4 |
| Toshiba Corporation | 12017 |
4 |
| Archer Daniels Midland Company | 1164 |
4 |
| Daicel Corporation | 2128 |
4 |
| IFP Energies Nouvelles | 2717 |
4 |
| Other owners | 130 |