- All sections
- C - Chemistrymetallurgy
- C10G - Cracking hydrocarbon oilsproduction of liquid hydrocarbon mixtures, e.g. by destructive hydrogenation, oligomerisation, polymerisationrecovery of hydrocarbon oils from oil-shale, oil-sand, or gasesrefining mixtures mainly consisting of hydrocarbonsreforming of naphthamineral waxes
- C10G 45/44 - Hydrogenation of the aromatic hydrocarbons
Patent holdings for IPC class C10G 45/44
Total number of patents in this class: 358
10-year publication summary
|
24
|
27
|
23
|
14
|
16
|
24
|
22
|
18
|
24
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13681 |
68 |
| Aramco Services Company | 4110 |
21 |
| Lummus Technology LLC | 460 |
17 |
| Uop LLC | 4252 |
13 |
| Chevron Lummus Global, LLC | 34 |
13 |
| Saudi Aramco Technologies Company | 110 |
13 |
| Totalenergies Onetech | 1429 |
12 |
| ExxonMobil Research And Engineering Company | 2520 |
11 |
| Chevron U.S.A. Inc. | 4012 |
11 |
| Iogen Corporation | 152 |
10 |
| Topsoe A/S | 970 |
9 |
| Shell Internationale Research Maatschappij B.V. | 3517 |
8 |
| SABIC Global Technologies B.V. | 4412 |
8 |
| IFP Energies Nouvelles | 2990 |
6 |
| Totalenergies Onetech (previously Totalenergies One Tech) | 292 |
6 |
| China Petroleum & Chemical Corporation | 1964 |
5 |
| Ergon, Inc. | 84 |
5 |
| JX Nippon Oil & Energy Corporation | 979 |
5 |
| Total Marketing Services | 450 |
5 |
| Total Research & Technology Feluy | 446 |
5 |
| Other owners | 107 |