- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 27/04 - Sulfides
Patent holdings for IPC class B01J 27/04
Total number of patents in this class: 216
10-year publication summary
|
9
|
12
|
10
|
16
|
29
|
12
|
12
|
15
|
15
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron U.S.A. Inc. | 3774 |
18 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
16 |
| Shell Oil Company | 2196 |
14 |
| Soochow University | 1605 |
9 |
| SABIC Global Technologies B.V. | 4044 |
6 |
| Hydrocarbon Technology & Innovation, LLC | 48 |
5 |
| BASF SE | 19740 |
4 |
| Northwestern University | 3112 |
4 |
| IFP Energies Nouvelles | 2717 |
4 |
| Imam Abdulrahman Bin Faisal University | 343 |
4 |
| Honda Motor Co., Ltd. | 24537 |
3 |
| Uop LLC | 4083 |
3 |
| William Marsh Rice University | 937 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| Panasonic Corporation | 20786 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
2 |
| Corning Incorporated | 9932 |
2 |
| ExxonMobil Chemical Patents Inc. | 4286 |
2 |
| Tsinghua University | 5426 |
2 |
| Lawrence Livermore National Security, LLC | 1834 |
2 |
| Other owners | 109 |