- All sections
- C - Chemistry; metallurgy
- C10G - Cracking hydrocarbon oils; production of liquid hydrocarbon mixtures, e.g. by destructive hydrogenation, oligomerisation, polymerisation; recovery of hydrocarbon oils from oil-shale, oil-sand, or gases; refining mixtures mainly consisting of hydrocarbons; reforming of naphtha; mineral waxes
- C10G 65/02 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only
Patent holdings for IPC class C10G 65/02
Total number of patents in this class: 340
10-year publication summary
|
8
|
20
|
13
|
23
|
17
|
27
|
24
|
23
|
11
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4187 |
48 |
| ExxonMobil Research And Engineering Company | 2675 |
25 |
| IFP Energies Nouvelles | 2818 |
18 |
| Saudi Arabian Oil Company | 12404 |
17 |
| Neste Oyj | 725 |
16 |
| Mawetal LLC | 40 |
15 |
| Chevron U.S.A. Inc. | 3847 |
13 |
| ExxonMobil Chemical Patents Inc. | 4117 |
9 |
| China Petroleum & Chemical Corporation | 1774 |
9 |
| Shell Internationale Research Maatschappij B.V. | 3721 |
8 |
| Lummus Technology Inc. | 314 |
8 |
| Iogen Corporation | 142 |
7 |
| Shell USA, Inc. | 1134 |
7 |
| Haldor Topsøe A/S | 675 |
6 |
| Refining Technology Solutions, LLC | 36 |
6 |
| Topsoe A/S | 826 |
6 |
| Shell Oil Company | 2155 |
5 |
| Hydrocarbon Technology & Innovation, LLC | 48 |
5 |
| Totalenergies Onetech | 1103 |
5 |
| Eurecat S.A. | 92 |
4 |
| Other owners | 103 |