- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 7/11 - Purification, separation or stabilisation of hydrocarbonsUse of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
Patent holdings for IPC class C07C 7/11
Total number of patents in this class: 398
10-year publication summary
|
42
|
36
|
31
|
24
|
25
|
13
|
15
|
17
|
11
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4296 |
48 |
| Linde Aktiengesellschaft | 1440 |
32 |
| BASF SE | 21147 |
23 |
| Chevron Phillips Chemical Company LP | 1853 |
16 |
| ExxonMobil Chemical Patents Inc. | 3857 |
13 |
| Shell Internationale Research Maatschappij B.V. | 3480 |
12 |
| Saudi Arabian Oil Company | 13937 |
10 |
| Shell Oil Company | 2106 |
8 |
| Chevron U.S.A. Inc. | 4076 |
7 |
| Lummus Technology LLC | 469 |
7 |
| LG Chem, Ltd. | 17810 |
6 |
| Dow Global Technologies LLC | 10765 |
6 |
| Mitsubishi Chemical Corporation | 4683 |
6 |
| IFP Energies Nouvelles | 3026 |
6 |
| SABIC Global Technologies B.V. | 4472 |
6 |
| Sumitomo Seika Chemicals Co., Ltd. | 1061 |
6 |
| JSR Corporation | 2550 |
4 |
| ConocoPhillips Company | 1703 |
4 |
| Daqing Petrochemical Engineering Co., Ltd. | 4 |
4 |
| Lummus Technology Inc. | 294 |
4 |
| Other owners | 170 |