- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 23/28 - Molybdenum
Patent holdings for IPC class B01J 23/28
Total number of patents in this class: 971
10-year publication summary
|
66
|
81
|
69
|
66
|
58
|
57
|
62
|
39
|
55
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NOVA Chemicals (International) S.A. | 797 |
48 |
| Shell Internationale Research Maatschappij B.V. | 3403 |
32 |
| IFP Energies Nouvelles | 3098 |
27 |
| Saudi Arabian Oil Company | 14235 |
24 |
| Shell Oil Company | 2071 |
23 |
| Asahi Kasei Chemicals Corporation | 553 |
21 |
| LG Chem, Ltd. | 17921 |
20 |
| Chevron U.S.A. Inc. | 4140 |
18 |
| Shell USA, Inc. | 1315 |
18 |
| Uop LLC | 4393 |
16 |
| BASF SE | 21303 |
15 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
13 |
| Nova Chemicals Corporation | 331 |
12 |
| Mitsubishi Power, Ltd. | 1833 |
11 |
| ExxonMobil Research And Engineering Company | 2422 |
10 |
| Korea Institute of Energy Research | 898 |
10 |
| Dow Global Technologies LLC | 10944 |
9 |
| Asahi Kasei Kabushiki Kaisha | 2833 |
8 |
| SABIC Global Technologies B.V. | 4597 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
7 |
| Other owners | 621 |